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|  |  | 
|  | <h1><a href="cloudtasks_v2beta3.html">Cloud Tasks API</a> . <a href="cloudtasks_v2beta3.projects.html">projects</a> . <a href="cloudtasks_v2beta3.projects.locations.html">locations</a> . <a href="cloudtasks_v2beta3.projects.locations.queues.html">queues</a></h1> | 
|  | <h2>Instance Methods</h2> | 
|  | <p class="toc_element"> | 
|  | <code><a href="cloudtasks_v2beta3.projects.locations.queues.tasks.html">tasks()</a></code> | 
|  | </p> | 
|  | <p class="firstline">Returns the tasks Resource.</p> | 
|  |  | 
|  | <p class="toc_element"> | 
|  | <code><a href="#create">create(parent, body=None, x__xgafv=None)</a></code></p> | 
|  | <p class="firstline">Creates a queue.</p> | 
|  | <p class="toc_element"> | 
|  | <code><a href="#delete">delete(name, x__xgafv=None)</a></code></p> | 
|  | <p class="firstline">Deletes a queue.</p> | 
|  | <p class="toc_element"> | 
|  | <code><a href="#get">get(name, x__xgafv=None)</a></code></p> | 
|  | <p class="firstline">Gets a queue.</p> | 
|  | <p class="toc_element"> | 
|  | <code><a href="#getIamPolicy">getIamPolicy(resource, body=None, x__xgafv=None)</a></code></p> | 
|  | <p class="firstline">Gets the access control policy for a Queue.</p> | 
|  | <p class="toc_element"> | 
|  | <code><a href="#list">list(parent, pageToken=None, pageSize=None, filter=None, x__xgafv=None)</a></code></p> | 
|  | <p class="firstline">Lists queues.</p> | 
|  | <p class="toc_element"> | 
|  | <code><a href="#list_next">list_next(previous_request, previous_response)</a></code></p> | 
|  | <p class="firstline">Retrieves the next page of results.</p> | 
|  | <p class="toc_element"> | 
|  | <code><a href="#patch">patch(name, body=None, updateMask=None, x__xgafv=None)</a></code></p> | 
|  | <p class="firstline">Updates a queue.</p> | 
|  | <p class="toc_element"> | 
|  | <code><a href="#pause">pause(name, body=None, x__xgafv=None)</a></code></p> | 
|  | <p class="firstline">Pauses the queue.</p> | 
|  | <p class="toc_element"> | 
|  | <code><a href="#purge">purge(name, body=None, x__xgafv=None)</a></code></p> | 
|  | <p class="firstline">Purges a queue by deleting all of its tasks.</p> | 
|  | <p class="toc_element"> | 
|  | <code><a href="#resume">resume(name, body=None, x__xgafv=None)</a></code></p> | 
|  | <p class="firstline">Resume a queue.</p> | 
|  | <p class="toc_element"> | 
|  | <code><a href="#setIamPolicy">setIamPolicy(resource, body=None, x__xgafv=None)</a></code></p> | 
|  | <p class="firstline">Sets the access control policy for a Queue. Replaces any existing</p> | 
|  | <p class="toc_element"> | 
|  | <code><a href="#testIamPermissions">testIamPermissions(resource, body=None, x__xgafv=None)</a></code></p> | 
|  | <p class="firstline">Returns permissions that a caller has on a Queue.</p> | 
|  | <h3>Method Details</h3> | 
|  | <div class="method"> | 
|  | <code class="details" id="create">create(parent, body=None, x__xgafv=None)</code> | 
|  | <pre>Creates a queue. | 
|  |  | 
|  | Queues created with this method allow tasks to live for a maximum of 31 | 
|  | days. After a task is 31 days old, the task will be deleted regardless of whether | 
|  | it was dispatched or not. | 
|  |  | 
|  | WARNING: Using this method may have unintended side effects if you are | 
|  | using an App Engine `queue.yaml` or `queue.xml` file to manage your queues. | 
|  | Read | 
|  | [Overview of Queue Management and | 
|  | queue.yaml](https://cloud.google.com/tasks/docs/queue-yaml) before using | 
|  | this method. | 
|  |  | 
|  | Args: | 
|  | parent: string, Required. The location name in which the queue will be created. | 
|  | For example: `projects/PROJECT_ID/locations/LOCATION_ID` | 
|  |  | 
|  | The list of allowed locations can be obtained by calling Cloud | 
|  | Tasks' implementation of | 
|  | ListLocations. (required) | 
|  | body: object, The request body. | 
|  | The object takes the form of: | 
|  |  | 
|  | { # A queue is a container of related tasks. Queues are configured to manage | 
|  | # how those tasks are dispatched. Configurable properties include rate limits, | 
|  | # retry options, queue types, and others. | 
|  | "rateLimits": { # Rate limits. # Rate limits for task dispatches. | 
|  | # | 
|  | # rate_limits and retry_config are | 
|  | # related because they both control task attempts. However they control task | 
|  | # attempts in different ways: | 
|  | # | 
|  | # * rate_limits controls the total rate of | 
|  | #   dispatches from a queue (i.e. all traffic dispatched from the | 
|  | #   queue, regardless of whether the dispatch is from a first | 
|  | #   attempt or a retry). | 
|  | # * retry_config controls what happens to | 
|  | #   particular a task after its first attempt fails. That is, | 
|  | #   retry_config controls task retries (the | 
|  | #   second attempt, third attempt, etc). | 
|  | # | 
|  | # The queue's actual dispatch rate is the result of: | 
|  | # | 
|  | # * Number of tasks in the queue | 
|  | # * User-specified throttling: rate_limits, | 
|  | #   retry_config, and the | 
|  | #   queue's state. | 
|  | # * System throttling due to `429` (Too Many Requests) or `503` (Service | 
|  | #   Unavailable) responses from the worker, high error rates, or to smooth | 
|  | #   sudden large traffic spikes. | 
|  | # | 
|  | # This message determines the maximum rate that tasks can be dispatched by a | 
|  | # queue, regardless of whether the dispatch is a first task attempt or a retry. | 
|  | # | 
|  | # Note: The debugging command, RunTask, will run a task | 
|  | # even if the queue has reached its RateLimits. | 
|  | "maxBurstSize": 42, # Output only. The max burst size. | 
|  | # | 
|  | # Max burst size limits how fast tasks in queue are processed when | 
|  | # many tasks are in the queue and the rate is high. This field | 
|  | # allows the queue to have a high rate so processing starts shortly | 
|  | # after a task is enqueued, but still limits resource usage when | 
|  | # many tasks are enqueued in a short period of time. | 
|  | # | 
|  | # The [token bucket](https://wikipedia.org/wiki/Token_Bucket) | 
|  | # algorithm is used to control the rate of task dispatches. Each | 
|  | # queue has a token bucket that holds tokens, up to the maximum | 
|  | # specified by `max_burst_size`. Each time a task is dispatched, a | 
|  | # token is removed from the bucket. Tasks will be dispatched until | 
|  | # the queue's bucket runs out of tokens. The bucket will be | 
|  | # continuously refilled with new tokens based on | 
|  | # max_dispatches_per_second. | 
|  | # | 
|  | # Cloud Tasks will pick the value of `max_burst_size` based on the | 
|  | # value of | 
|  | # max_dispatches_per_second. | 
|  | # | 
|  | # For App Engine queues that were created or updated using | 
|  | # `queue.yaml/xml`, `max_burst_size` is equal to | 
|  | # [bucket_size](https://cloud.google.com/appengine/docs/standard/python/config/queueref#bucket_size). | 
|  | # Since `max_burst_size` is output only, if | 
|  | # UpdateQueue is called on a queue | 
|  | # created by `queue.yaml/xml`, `max_burst_size` will be reset based | 
|  | # on the value of | 
|  | # max_dispatches_per_second, | 
|  | # regardless of whether | 
|  | # max_dispatches_per_second | 
|  | # is updated. | 
|  | "maxConcurrentDispatches": 42, # The maximum number of concurrent tasks that Cloud Tasks allows | 
|  | # to be dispatched for this queue. After this threshold has been | 
|  | # reached, Cloud Tasks stops dispatching tasks until the number of | 
|  | # concurrent requests decreases. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # The maximum allowed value is 5,000. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_concurrent_requests in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#max_concurrent_requests). | 
|  | "maxDispatchesPerSecond": 3.14, # The maximum rate at which tasks are dispatched from this queue. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # * For App Engine queues, the maximum allowed value | 
|  | #   is 500. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [rate in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#rate). | 
|  | }, | 
|  | "stackdriverLoggingConfig": { # Configuration options for writing logs to # Configuration options for writing logs to | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). If this | 
|  | # field is unset, then no logs are written. | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). | 
|  | "samplingRatio": 3.14, # Specifies the fraction of operations to write to | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). | 
|  | # This field may contain any value between 0.0 and 1.0, inclusive. | 
|  | # 0.0 is the default and means that no operations are logged. | 
|  | }, | 
|  | "appEngineHttpQueue": { # App Engine HTTP queue. # AppEngineHttpQueue settings apply only to | 
|  | # App Engine tasks in this queue. | 
|  | # Http tasks are not affected by this proto. | 
|  | # | 
|  | # The task will be delivered to the App Engine application hostname | 
|  | # specified by its AppEngineHttpQueue and AppEngineHttpRequest. | 
|  | # The documentation for AppEngineHttpRequest explains how the | 
|  | # task's host URL is constructed. | 
|  | # | 
|  | # Using AppEngineHttpQueue requires | 
|  | # [`appengine.applications.get`](https://cloud.google.com/appengine/docs/admin-api/access-control) | 
|  | # Google IAM permission for the project | 
|  | # and the following scope: | 
|  | # | 
|  | # `https://www.googleapis.com/auth/cloud-platform` | 
|  | "appEngineRoutingOverride": { # App Engine Routing. # Overrides for the | 
|  | # task-level app_engine_routing. | 
|  | # | 
|  | # If set, `app_engine_routing_override` is used for all tasks in | 
|  | # the queue, no matter what the setting is for the | 
|  | # task-level app_engine_routing. | 
|  | # | 
|  | # Defines routing characteristics specific to App Engine - service, version, | 
|  | # and instance. | 
|  | # | 
|  | # For more information about services, versions, and instances see | 
|  | # [An Overview of App | 
|  | # Engine](https://cloud.google.com/appengine/docs/python/an-overview-of-app-engine), | 
|  | # [Microservices Architecture on Google App | 
|  | # Engine](https://cloud.google.com/appengine/docs/python/microservices-on-app-engine), | 
|  | # [App Engine Standard request | 
|  | # routing](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed), | 
|  | # and [App Engine Flex request | 
|  | # routing](https://cloud.google.com/appengine/docs/flexible/python/how-requests-are-routed). | 
|  | "service": "A String", # App service. | 
|  | # | 
|  | # By default, the task is sent to the service which is the default | 
|  | # service when the task is attempted. | 
|  | # | 
|  | # For some queues or tasks which were created using the App Engine | 
|  | # Task Queue API, host is not parsable | 
|  | # into service, | 
|  | # version, and | 
|  | # instance. For example, some tasks | 
|  | # which were created using the App Engine SDK use a custom domain | 
|  | # name; custom domains are not parsed by Cloud Tasks. If | 
|  | # host is not parsable, then | 
|  | # service, | 
|  | # version, and | 
|  | # instance are the empty string. | 
|  | "instance": "A String", # App instance. | 
|  | # | 
|  | # By default, the task is sent to an instance which is available when | 
|  | # the task is attempted. | 
|  | # | 
|  | # Requests can only be sent to a specific instance if | 
|  | # [manual scaling is used in App Engine | 
|  | # Standard](https://cloud.google.com/appengine/docs/python/an-overview-of-app-engine?hl=en_US#scaling_types_and_instance_classes). | 
|  | # App Engine Flex does not support instances. For more information, see | 
|  | # [App Engine Standard request | 
|  | # routing](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed) | 
|  | # and [App Engine Flex request | 
|  | # routing](https://cloud.google.com/appengine/docs/flexible/python/how-requests-are-routed). | 
|  | "version": "A String", # App version. | 
|  | # | 
|  | # By default, the task is sent to the version which is the default | 
|  | # version when the task is attempted. | 
|  | # | 
|  | # For some queues or tasks which were created using the App Engine | 
|  | # Task Queue API, host is not parsable | 
|  | # into service, | 
|  | # version, and | 
|  | # instance. For example, some tasks | 
|  | # which were created using the App Engine SDK use a custom domain | 
|  | # name; custom domains are not parsed by Cloud Tasks. If | 
|  | # host is not parsable, then | 
|  | # service, | 
|  | # version, and | 
|  | # instance are the empty string. | 
|  | "host": "A String", # Output only. The host that the task is sent to. | 
|  | # | 
|  | # The host is constructed from the domain name of the app associated with | 
|  | # the queue's project ID (for example <app-id>.appspot.com), and the | 
|  | # service, version, | 
|  | # and instance. Tasks which were created using | 
|  | # the App Engine SDK might have a custom domain name. | 
|  | # | 
|  | # For more information, see | 
|  | # [How Requests are | 
|  | # Routed](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed). | 
|  | }, | 
|  | }, | 
|  | "purgeTime": "A String", # Output only. The last time this queue was purged. | 
|  | # | 
|  | # All tasks that were created before this time | 
|  | # were purged. | 
|  | # | 
|  | # A queue can be purged using PurgeQueue, the | 
|  | # [App Engine Task Queue SDK, or the Cloud | 
|  | # Console](https://cloud.google.com/appengine/docs/standard/python/taskqueue/push/deleting-tasks-and-queues#purging_all_tasks_from_a_queue). | 
|  | # | 
|  | # Purge time will be truncated to the nearest microsecond. Purge | 
|  | # time will be unset if the queue has never been purged. | 
|  | "retryConfig": { # Retry config. # Settings that determine the retry behavior. | 
|  | # | 
|  | # * For tasks created using Cloud Tasks: the queue-level retry settings | 
|  | #   apply to all tasks in the queue that were created using Cloud Tasks. | 
|  | #   Retry settings cannot be set on individual tasks. | 
|  | # * For tasks created using the App Engine SDK: the queue-level retry | 
|  | #   settings apply to all tasks in the queue which do not have retry settings | 
|  | #   explicitly set on the task and were created by the App Engine SDK. See | 
|  | #   [App Engine | 
|  | #   documentation](https://cloud.google.com/appengine/docs/standard/python/taskqueue/push/retrying-tasks). | 
|  | # | 
|  | # These settings determine when a failed task attempt is retried. | 
|  | "maxRetryDuration": "A String", # If positive, `max_retry_duration` specifies the time limit for | 
|  | # retrying a failed task, measured from when the task was first | 
|  | # attempted. Once `max_retry_duration` time has passed *and* the | 
|  | # task has been attempted max_attempts | 
|  | # times, no further attempts will be made and the task will be | 
|  | # deleted. | 
|  | # | 
|  | # If zero, then the task age is unlimited. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `max_retry_duration` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [task_age_limit in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxAttempts": 42, # Number of attempts per task. | 
|  | # | 
|  | # Cloud Tasks will attempt the task `max_attempts` times (that is, if the | 
|  | # first attempt fails, then there will be `max_attempts - 1` retries). Must | 
|  | # be >= -1. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # -1 indicates unlimited attempts. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [task_retry_limit in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxDoublings": 42, # The time between retries will double `max_doublings` times. | 
|  | # | 
|  | # A task's retry interval starts at | 
|  | # min_backoff, then doubles | 
|  | # `max_doublings` times, then increases linearly, and finally | 
|  | # retries at intervals of | 
|  | # max_backoff up to | 
|  | # max_attempts times. | 
|  | # | 
|  | # For example, if min_backoff is 10s, | 
|  | # max_backoff is 300s, and | 
|  | # `max_doublings` is 3, then the a task will first be retried in | 
|  | # 10s. The retry interval will double three times, and then | 
|  | # increase linearly by 2^3 * 10s.  Finally, the task will retry at | 
|  | # intervals of max_backoff until the | 
|  | # task has been attempted max_attempts | 
|  | # times. Thus, the requests will retry at 10s, 20s, 40s, 80s, 160s, | 
|  | # 240s, 300s, 300s, .... | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_doublings in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "minBackoff": "A String", # A task will be scheduled for retry between | 
|  | # min_backoff and | 
|  | # max_backoff duration after it fails, | 
|  | # if the queue's RetryConfig specifies that the task should be | 
|  | # retried. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `min_backoff` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [min_backoff_seconds in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxBackoff": "A String", # A task will be scheduled for retry between | 
|  | # min_backoff and | 
|  | # max_backoff duration after it fails, | 
|  | # if the queue's RetryConfig specifies that the task should be | 
|  | # retried. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `max_backoff` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_backoff_seconds in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | }, | 
|  | "state": "A String", # Output only. The state of the queue. | 
|  | # | 
|  | # `state` can only be changed by called | 
|  | # PauseQueue, | 
|  | # ResumeQueue, or uploading | 
|  | # [queue.yaml/xml](https://cloud.google.com/appengine/docs/python/config/queueref). | 
|  | # UpdateQueue cannot be used to change `state`. | 
|  | "name": "A String", # Caller-specified and required in CreateQueue, | 
|  | # after which it becomes output only. | 
|  | # | 
|  | # The queue name. | 
|  | # | 
|  | # The queue name must have the following format: | 
|  | # `projects/PROJECT_ID/locations/LOCATION_ID/queues/QUEUE_ID` | 
|  | # | 
|  | # * `PROJECT_ID` can contain letters ([A-Za-z]), numbers ([0-9]), | 
|  | #    hyphens (-), colons (:), or periods (.). | 
|  | #    For more information, see | 
|  | #    [Identifying | 
|  | #    projects](https://cloud.google.com/resource-manager/docs/creating-managing-projects#identifying_projects) | 
|  | # * `LOCATION_ID` is the canonical ID for the queue's location. | 
|  | #    The list of available locations can be obtained by calling | 
|  | #    ListLocations. | 
|  | #    For more information, see https://cloud.google.com/about/locations/. | 
|  | # * `QUEUE_ID` can contain letters ([A-Za-z]), numbers ([0-9]), or | 
|  | #   hyphens (-). The maximum length is 100 characters. | 
|  | } | 
|  |  | 
|  | x__xgafv: string, V1 error format. | 
|  | Allowed values | 
|  | 1 - v1 error format | 
|  | 2 - v2 error format | 
|  |  | 
|  | Returns: | 
|  | An object of the form: | 
|  |  | 
|  | { # A queue is a container of related tasks. Queues are configured to manage | 
|  | # how those tasks are dispatched. Configurable properties include rate limits, | 
|  | # retry options, queue types, and others. | 
|  | "rateLimits": { # Rate limits. # Rate limits for task dispatches. | 
|  | # | 
|  | # rate_limits and retry_config are | 
|  | # related because they both control task attempts. However they control task | 
|  | # attempts in different ways: | 
|  | # | 
|  | # * rate_limits controls the total rate of | 
|  | #   dispatches from a queue (i.e. all traffic dispatched from the | 
|  | #   queue, regardless of whether the dispatch is from a first | 
|  | #   attempt or a retry). | 
|  | # * retry_config controls what happens to | 
|  | #   particular a task after its first attempt fails. That is, | 
|  | #   retry_config controls task retries (the | 
|  | #   second attempt, third attempt, etc). | 
|  | # | 
|  | # The queue's actual dispatch rate is the result of: | 
|  | # | 
|  | # * Number of tasks in the queue | 
|  | # * User-specified throttling: rate_limits, | 
|  | #   retry_config, and the | 
|  | #   queue's state. | 
|  | # * System throttling due to `429` (Too Many Requests) or `503` (Service | 
|  | #   Unavailable) responses from the worker, high error rates, or to smooth | 
|  | #   sudden large traffic spikes. | 
|  | # | 
|  | # This message determines the maximum rate that tasks can be dispatched by a | 
|  | # queue, regardless of whether the dispatch is a first task attempt or a retry. | 
|  | # | 
|  | # Note: The debugging command, RunTask, will run a task | 
|  | # even if the queue has reached its RateLimits. | 
|  | "maxBurstSize": 42, # Output only. The max burst size. | 
|  | # | 
|  | # Max burst size limits how fast tasks in queue are processed when | 
|  | # many tasks are in the queue and the rate is high. This field | 
|  | # allows the queue to have a high rate so processing starts shortly | 
|  | # after a task is enqueued, but still limits resource usage when | 
|  | # many tasks are enqueued in a short period of time. | 
|  | # | 
|  | # The [token bucket](https://wikipedia.org/wiki/Token_Bucket) | 
|  | # algorithm is used to control the rate of task dispatches. Each | 
|  | # queue has a token bucket that holds tokens, up to the maximum | 
|  | # specified by `max_burst_size`. Each time a task is dispatched, a | 
|  | # token is removed from the bucket. Tasks will be dispatched until | 
|  | # the queue's bucket runs out of tokens. The bucket will be | 
|  | # continuously refilled with new tokens based on | 
|  | # max_dispatches_per_second. | 
|  | # | 
|  | # Cloud Tasks will pick the value of `max_burst_size` based on the | 
|  | # value of | 
|  | # max_dispatches_per_second. | 
|  | # | 
|  | # For App Engine queues that were created or updated using | 
|  | # `queue.yaml/xml`, `max_burst_size` is equal to | 
|  | # [bucket_size](https://cloud.google.com/appengine/docs/standard/python/config/queueref#bucket_size). | 
|  | # Since `max_burst_size` is output only, if | 
|  | # UpdateQueue is called on a queue | 
|  | # created by `queue.yaml/xml`, `max_burst_size` will be reset based | 
|  | # on the value of | 
|  | # max_dispatches_per_second, | 
|  | # regardless of whether | 
|  | # max_dispatches_per_second | 
|  | # is updated. | 
|  | "maxConcurrentDispatches": 42, # The maximum number of concurrent tasks that Cloud Tasks allows | 
|  | # to be dispatched for this queue. After this threshold has been | 
|  | # reached, Cloud Tasks stops dispatching tasks until the number of | 
|  | # concurrent requests decreases. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # The maximum allowed value is 5,000. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_concurrent_requests in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#max_concurrent_requests). | 
|  | "maxDispatchesPerSecond": 3.14, # The maximum rate at which tasks are dispatched from this queue. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # * For App Engine queues, the maximum allowed value | 
|  | #   is 500. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [rate in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#rate). | 
|  | }, | 
|  | "stackdriverLoggingConfig": { # Configuration options for writing logs to # Configuration options for writing logs to | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). If this | 
|  | # field is unset, then no logs are written. | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). | 
|  | "samplingRatio": 3.14, # Specifies the fraction of operations to write to | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). | 
|  | # This field may contain any value between 0.0 and 1.0, inclusive. | 
|  | # 0.0 is the default and means that no operations are logged. | 
|  | }, | 
|  | "appEngineHttpQueue": { # App Engine HTTP queue. # AppEngineHttpQueue settings apply only to | 
|  | # App Engine tasks in this queue. | 
|  | # Http tasks are not affected by this proto. | 
|  | # | 
|  | # The task will be delivered to the App Engine application hostname | 
|  | # specified by its AppEngineHttpQueue and AppEngineHttpRequest. | 
|  | # The documentation for AppEngineHttpRequest explains how the | 
|  | # task's host URL is constructed. | 
|  | # | 
|  | # Using AppEngineHttpQueue requires | 
|  | # [`appengine.applications.get`](https://cloud.google.com/appengine/docs/admin-api/access-control) | 
|  | # Google IAM permission for the project | 
|  | # and the following scope: | 
|  | # | 
|  | # `https://www.googleapis.com/auth/cloud-platform` | 
|  | "appEngineRoutingOverride": { # App Engine Routing. # Overrides for the | 
|  | # task-level app_engine_routing. | 
|  | # | 
|  | # If set, `app_engine_routing_override` is used for all tasks in | 
|  | # the queue, no matter what the setting is for the | 
|  | # task-level app_engine_routing. | 
|  | # | 
|  | # Defines routing characteristics specific to App Engine - service, version, | 
|  | # and instance. | 
|  | # | 
|  | # For more information about services, versions, and instances see | 
|  | # [An Overview of App | 
|  | # Engine](https://cloud.google.com/appengine/docs/python/an-overview-of-app-engine), | 
|  | # [Microservices Architecture on Google App | 
|  | # Engine](https://cloud.google.com/appengine/docs/python/microservices-on-app-engine), | 
|  | # [App Engine Standard request | 
|  | # routing](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed), | 
|  | # and [App Engine Flex request | 
|  | # routing](https://cloud.google.com/appengine/docs/flexible/python/how-requests-are-routed). | 
|  | "service": "A String", # App service. | 
|  | # | 
|  | # By default, the task is sent to the service which is the default | 
|  | # service when the task is attempted. | 
|  | # | 
|  | # For some queues or tasks which were created using the App Engine | 
|  | # Task Queue API, host is not parsable | 
|  | # into service, | 
|  | # version, and | 
|  | # instance. For example, some tasks | 
|  | # which were created using the App Engine SDK use a custom domain | 
|  | # name; custom domains are not parsed by Cloud Tasks. If | 
|  | # host is not parsable, then | 
|  | # service, | 
|  | # version, and | 
|  | # instance are the empty string. | 
|  | "instance": "A String", # App instance. | 
|  | # | 
|  | # By default, the task is sent to an instance which is available when | 
|  | # the task is attempted. | 
|  | # | 
|  | # Requests can only be sent to a specific instance if | 
|  | # [manual scaling is used in App Engine | 
|  | # Standard](https://cloud.google.com/appengine/docs/python/an-overview-of-app-engine?hl=en_US#scaling_types_and_instance_classes). | 
|  | # App Engine Flex does not support instances. For more information, see | 
|  | # [App Engine Standard request | 
|  | # routing](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed) | 
|  | # and [App Engine Flex request | 
|  | # routing](https://cloud.google.com/appengine/docs/flexible/python/how-requests-are-routed). | 
|  | "version": "A String", # App version. | 
|  | # | 
|  | # By default, the task is sent to the version which is the default | 
|  | # version when the task is attempted. | 
|  | # | 
|  | # For some queues or tasks which were created using the App Engine | 
|  | # Task Queue API, host is not parsable | 
|  | # into service, | 
|  | # version, and | 
|  | # instance. For example, some tasks | 
|  | # which were created using the App Engine SDK use a custom domain | 
|  | # name; custom domains are not parsed by Cloud Tasks. If | 
|  | # host is not parsable, then | 
|  | # service, | 
|  | # version, and | 
|  | # instance are the empty string. | 
|  | "host": "A String", # Output only. The host that the task is sent to. | 
|  | # | 
|  | # The host is constructed from the domain name of the app associated with | 
|  | # the queue's project ID (for example <app-id>.appspot.com), and the | 
|  | # service, version, | 
|  | # and instance. Tasks which were created using | 
|  | # the App Engine SDK might have a custom domain name. | 
|  | # | 
|  | # For more information, see | 
|  | # [How Requests are | 
|  | # Routed](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed). | 
|  | }, | 
|  | }, | 
|  | "purgeTime": "A String", # Output only. The last time this queue was purged. | 
|  | # | 
|  | # All tasks that were created before this time | 
|  | # were purged. | 
|  | # | 
|  | # A queue can be purged using PurgeQueue, the | 
|  | # [App Engine Task Queue SDK, or the Cloud | 
|  | # Console](https://cloud.google.com/appengine/docs/standard/python/taskqueue/push/deleting-tasks-and-queues#purging_all_tasks_from_a_queue). | 
|  | # | 
|  | # Purge time will be truncated to the nearest microsecond. Purge | 
|  | # time will be unset if the queue has never been purged. | 
|  | "retryConfig": { # Retry config. # Settings that determine the retry behavior. | 
|  | # | 
|  | # * For tasks created using Cloud Tasks: the queue-level retry settings | 
|  | #   apply to all tasks in the queue that were created using Cloud Tasks. | 
|  | #   Retry settings cannot be set on individual tasks. | 
|  | # * For tasks created using the App Engine SDK: the queue-level retry | 
|  | #   settings apply to all tasks in the queue which do not have retry settings | 
|  | #   explicitly set on the task and were created by the App Engine SDK. See | 
|  | #   [App Engine | 
|  | #   documentation](https://cloud.google.com/appengine/docs/standard/python/taskqueue/push/retrying-tasks). | 
|  | # | 
|  | # These settings determine when a failed task attempt is retried. | 
|  | "maxRetryDuration": "A String", # If positive, `max_retry_duration` specifies the time limit for | 
|  | # retrying a failed task, measured from when the task was first | 
|  | # attempted. Once `max_retry_duration` time has passed *and* the | 
|  | # task has been attempted max_attempts | 
|  | # times, no further attempts will be made and the task will be | 
|  | # deleted. | 
|  | # | 
|  | # If zero, then the task age is unlimited. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `max_retry_duration` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [task_age_limit in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxAttempts": 42, # Number of attempts per task. | 
|  | # | 
|  | # Cloud Tasks will attempt the task `max_attempts` times (that is, if the | 
|  | # first attempt fails, then there will be `max_attempts - 1` retries). Must | 
|  | # be >= -1. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # -1 indicates unlimited attempts. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [task_retry_limit in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxDoublings": 42, # The time between retries will double `max_doublings` times. | 
|  | # | 
|  | # A task's retry interval starts at | 
|  | # min_backoff, then doubles | 
|  | # `max_doublings` times, then increases linearly, and finally | 
|  | # retries at intervals of | 
|  | # max_backoff up to | 
|  | # max_attempts times. | 
|  | # | 
|  | # For example, if min_backoff is 10s, | 
|  | # max_backoff is 300s, and | 
|  | # `max_doublings` is 3, then the a task will first be retried in | 
|  | # 10s. The retry interval will double three times, and then | 
|  | # increase linearly by 2^3 * 10s.  Finally, the task will retry at | 
|  | # intervals of max_backoff until the | 
|  | # task has been attempted max_attempts | 
|  | # times. Thus, the requests will retry at 10s, 20s, 40s, 80s, 160s, | 
|  | # 240s, 300s, 300s, .... | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_doublings in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "minBackoff": "A String", # A task will be scheduled for retry between | 
|  | # min_backoff and | 
|  | # max_backoff duration after it fails, | 
|  | # if the queue's RetryConfig specifies that the task should be | 
|  | # retried. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `min_backoff` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [min_backoff_seconds in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxBackoff": "A String", # A task will be scheduled for retry between | 
|  | # min_backoff and | 
|  | # max_backoff duration after it fails, | 
|  | # if the queue's RetryConfig specifies that the task should be | 
|  | # retried. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `max_backoff` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_backoff_seconds in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | }, | 
|  | "state": "A String", # Output only. The state of the queue. | 
|  | # | 
|  | # `state` can only be changed by called | 
|  | # PauseQueue, | 
|  | # ResumeQueue, or uploading | 
|  | # [queue.yaml/xml](https://cloud.google.com/appengine/docs/python/config/queueref). | 
|  | # UpdateQueue cannot be used to change `state`. | 
|  | "name": "A String", # Caller-specified and required in CreateQueue, | 
|  | # after which it becomes output only. | 
|  | # | 
|  | # The queue name. | 
|  | # | 
|  | # The queue name must have the following format: | 
|  | # `projects/PROJECT_ID/locations/LOCATION_ID/queues/QUEUE_ID` | 
|  | # | 
|  | # * `PROJECT_ID` can contain letters ([A-Za-z]), numbers ([0-9]), | 
|  | #    hyphens (-), colons (:), or periods (.). | 
|  | #    For more information, see | 
|  | #    [Identifying | 
|  | #    projects](https://cloud.google.com/resource-manager/docs/creating-managing-projects#identifying_projects) | 
|  | # * `LOCATION_ID` is the canonical ID for the queue's location. | 
|  | #    The list of available locations can be obtained by calling | 
|  | #    ListLocations. | 
|  | #    For more information, see https://cloud.google.com/about/locations/. | 
|  | # * `QUEUE_ID` can contain letters ([A-Za-z]), numbers ([0-9]), or | 
|  | #   hyphens (-). The maximum length is 100 characters. | 
|  | }</pre> | 
|  | </div> | 
|  |  | 
|  | <div class="method"> | 
|  | <code class="details" id="delete">delete(name, x__xgafv=None)</code> | 
|  | <pre>Deletes a queue. | 
|  |  | 
|  | This command will delete the queue even if it has tasks in it. | 
|  |  | 
|  | Note: If you delete a queue, a queue with the same name can't be created | 
|  | for 7 days. | 
|  |  | 
|  | WARNING: Using this method may have unintended side effects if you are | 
|  | using an App Engine `queue.yaml` or `queue.xml` file to manage your queues. | 
|  | Read | 
|  | [Overview of Queue Management and | 
|  | queue.yaml](https://cloud.google.com/tasks/docs/queue-yaml) before using | 
|  | this method. | 
|  |  | 
|  | Args: | 
|  | name: string, Required. The queue name. For example: | 
|  | `projects/PROJECT_ID/locations/LOCATION_ID/queues/QUEUE_ID` (required) | 
|  | x__xgafv: string, V1 error format. | 
|  | Allowed values | 
|  | 1 - v1 error format | 
|  | 2 - v2 error format | 
|  |  | 
|  | Returns: | 
|  | An object of the form: | 
|  |  | 
|  | { # A generic empty message that you can re-use to avoid defining duplicated | 
|  | # empty messages in your APIs. A typical example is to use it as the request | 
|  | # or the response type of an API method. For instance: | 
|  | # | 
|  | #     service Foo { | 
|  | #       rpc Bar(google.protobuf.Empty) returns (google.protobuf.Empty); | 
|  | #     } | 
|  | # | 
|  | # The JSON representation for `Empty` is empty JSON object `{}`. | 
|  | }</pre> | 
|  | </div> | 
|  |  | 
|  | <div class="method"> | 
|  | <code class="details" id="get">get(name, x__xgafv=None)</code> | 
|  | <pre>Gets a queue. | 
|  |  | 
|  | Args: | 
|  | name: string, Required. The resource name of the queue. For example: | 
|  | `projects/PROJECT_ID/locations/LOCATION_ID/queues/QUEUE_ID` (required) | 
|  | x__xgafv: string, V1 error format. | 
|  | Allowed values | 
|  | 1 - v1 error format | 
|  | 2 - v2 error format | 
|  |  | 
|  | Returns: | 
|  | An object of the form: | 
|  |  | 
|  | { # A queue is a container of related tasks. Queues are configured to manage | 
|  | # how those tasks are dispatched. Configurable properties include rate limits, | 
|  | # retry options, queue types, and others. | 
|  | "rateLimits": { # Rate limits. # Rate limits for task dispatches. | 
|  | # | 
|  | # rate_limits and retry_config are | 
|  | # related because they both control task attempts. However they control task | 
|  | # attempts in different ways: | 
|  | # | 
|  | # * rate_limits controls the total rate of | 
|  | #   dispatches from a queue (i.e. all traffic dispatched from the | 
|  | #   queue, regardless of whether the dispatch is from a first | 
|  | #   attempt or a retry). | 
|  | # * retry_config controls what happens to | 
|  | #   particular a task after its first attempt fails. That is, | 
|  | #   retry_config controls task retries (the | 
|  | #   second attempt, third attempt, etc). | 
|  | # | 
|  | # The queue's actual dispatch rate is the result of: | 
|  | # | 
|  | # * Number of tasks in the queue | 
|  | # * User-specified throttling: rate_limits, | 
|  | #   retry_config, and the | 
|  | #   queue's state. | 
|  | # * System throttling due to `429` (Too Many Requests) or `503` (Service | 
|  | #   Unavailable) responses from the worker, high error rates, or to smooth | 
|  | #   sudden large traffic spikes. | 
|  | # | 
|  | # This message determines the maximum rate that tasks can be dispatched by a | 
|  | # queue, regardless of whether the dispatch is a first task attempt or a retry. | 
|  | # | 
|  | # Note: The debugging command, RunTask, will run a task | 
|  | # even if the queue has reached its RateLimits. | 
|  | "maxBurstSize": 42, # Output only. The max burst size. | 
|  | # | 
|  | # Max burst size limits how fast tasks in queue are processed when | 
|  | # many tasks are in the queue and the rate is high. This field | 
|  | # allows the queue to have a high rate so processing starts shortly | 
|  | # after a task is enqueued, but still limits resource usage when | 
|  | # many tasks are enqueued in a short period of time. | 
|  | # | 
|  | # The [token bucket](https://wikipedia.org/wiki/Token_Bucket) | 
|  | # algorithm is used to control the rate of task dispatches. Each | 
|  | # queue has a token bucket that holds tokens, up to the maximum | 
|  | # specified by `max_burst_size`. Each time a task is dispatched, a | 
|  | # token is removed from the bucket. Tasks will be dispatched until | 
|  | # the queue's bucket runs out of tokens. The bucket will be | 
|  | # continuously refilled with new tokens based on | 
|  | # max_dispatches_per_second. | 
|  | # | 
|  | # Cloud Tasks will pick the value of `max_burst_size` based on the | 
|  | # value of | 
|  | # max_dispatches_per_second. | 
|  | # | 
|  | # For App Engine queues that were created or updated using | 
|  | # `queue.yaml/xml`, `max_burst_size` is equal to | 
|  | # [bucket_size](https://cloud.google.com/appengine/docs/standard/python/config/queueref#bucket_size). | 
|  | # Since `max_burst_size` is output only, if | 
|  | # UpdateQueue is called on a queue | 
|  | # created by `queue.yaml/xml`, `max_burst_size` will be reset based | 
|  | # on the value of | 
|  | # max_dispatches_per_second, | 
|  | # regardless of whether | 
|  | # max_dispatches_per_second | 
|  | # is updated. | 
|  | "maxConcurrentDispatches": 42, # The maximum number of concurrent tasks that Cloud Tasks allows | 
|  | # to be dispatched for this queue. After this threshold has been | 
|  | # reached, Cloud Tasks stops dispatching tasks until the number of | 
|  | # concurrent requests decreases. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # The maximum allowed value is 5,000. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_concurrent_requests in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#max_concurrent_requests). | 
|  | "maxDispatchesPerSecond": 3.14, # The maximum rate at which tasks are dispatched from this queue. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # * For App Engine queues, the maximum allowed value | 
|  | #   is 500. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [rate in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#rate). | 
|  | }, | 
|  | "stackdriverLoggingConfig": { # Configuration options for writing logs to # Configuration options for writing logs to | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). If this | 
|  | # field is unset, then no logs are written. | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). | 
|  | "samplingRatio": 3.14, # Specifies the fraction of operations to write to | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). | 
|  | # This field may contain any value between 0.0 and 1.0, inclusive. | 
|  | # 0.0 is the default and means that no operations are logged. | 
|  | }, | 
|  | "appEngineHttpQueue": { # App Engine HTTP queue. # AppEngineHttpQueue settings apply only to | 
|  | # App Engine tasks in this queue. | 
|  | # Http tasks are not affected by this proto. | 
|  | # | 
|  | # The task will be delivered to the App Engine application hostname | 
|  | # specified by its AppEngineHttpQueue and AppEngineHttpRequest. | 
|  | # The documentation for AppEngineHttpRequest explains how the | 
|  | # task's host URL is constructed. | 
|  | # | 
|  | # Using AppEngineHttpQueue requires | 
|  | # [`appengine.applications.get`](https://cloud.google.com/appengine/docs/admin-api/access-control) | 
|  | # Google IAM permission for the project | 
|  | # and the following scope: | 
|  | # | 
|  | # `https://www.googleapis.com/auth/cloud-platform` | 
|  | "appEngineRoutingOverride": { # App Engine Routing. # Overrides for the | 
|  | # task-level app_engine_routing. | 
|  | # | 
|  | # If set, `app_engine_routing_override` is used for all tasks in | 
|  | # the queue, no matter what the setting is for the | 
|  | # task-level app_engine_routing. | 
|  | # | 
|  | # Defines routing characteristics specific to App Engine - service, version, | 
|  | # and instance. | 
|  | # | 
|  | # For more information about services, versions, and instances see | 
|  | # [An Overview of App | 
|  | # Engine](https://cloud.google.com/appengine/docs/python/an-overview-of-app-engine), | 
|  | # [Microservices Architecture on Google App | 
|  | # Engine](https://cloud.google.com/appengine/docs/python/microservices-on-app-engine), | 
|  | # [App Engine Standard request | 
|  | # routing](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed), | 
|  | # and [App Engine Flex request | 
|  | # routing](https://cloud.google.com/appengine/docs/flexible/python/how-requests-are-routed). | 
|  | "service": "A String", # App service. | 
|  | # | 
|  | # By default, the task is sent to the service which is the default | 
|  | # service when the task is attempted. | 
|  | # | 
|  | # For some queues or tasks which were created using the App Engine | 
|  | # Task Queue API, host is not parsable | 
|  | # into service, | 
|  | # version, and | 
|  | # instance. For example, some tasks | 
|  | # which were created using the App Engine SDK use a custom domain | 
|  | # name; custom domains are not parsed by Cloud Tasks. If | 
|  | # host is not parsable, then | 
|  | # service, | 
|  | # version, and | 
|  | # instance are the empty string. | 
|  | "instance": "A String", # App instance. | 
|  | # | 
|  | # By default, the task is sent to an instance which is available when | 
|  | # the task is attempted. | 
|  | # | 
|  | # Requests can only be sent to a specific instance if | 
|  | # [manual scaling is used in App Engine | 
|  | # Standard](https://cloud.google.com/appengine/docs/python/an-overview-of-app-engine?hl=en_US#scaling_types_and_instance_classes). | 
|  | # App Engine Flex does not support instances. For more information, see | 
|  | # [App Engine Standard request | 
|  | # routing](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed) | 
|  | # and [App Engine Flex request | 
|  | # routing](https://cloud.google.com/appengine/docs/flexible/python/how-requests-are-routed). | 
|  | "version": "A String", # App version. | 
|  | # | 
|  | # By default, the task is sent to the version which is the default | 
|  | # version when the task is attempted. | 
|  | # | 
|  | # For some queues or tasks which were created using the App Engine | 
|  | # Task Queue API, host is not parsable | 
|  | # into service, | 
|  | # version, and | 
|  | # instance. For example, some tasks | 
|  | # which were created using the App Engine SDK use a custom domain | 
|  | # name; custom domains are not parsed by Cloud Tasks. If | 
|  | # host is not parsable, then | 
|  | # service, | 
|  | # version, and | 
|  | # instance are the empty string. | 
|  | "host": "A String", # Output only. The host that the task is sent to. | 
|  | # | 
|  | # The host is constructed from the domain name of the app associated with | 
|  | # the queue's project ID (for example <app-id>.appspot.com), and the | 
|  | # service, version, | 
|  | # and instance. Tasks which were created using | 
|  | # the App Engine SDK might have a custom domain name. | 
|  | # | 
|  | # For more information, see | 
|  | # [How Requests are | 
|  | # Routed](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed). | 
|  | }, | 
|  | }, | 
|  | "purgeTime": "A String", # Output only. The last time this queue was purged. | 
|  | # | 
|  | # All tasks that were created before this time | 
|  | # were purged. | 
|  | # | 
|  | # A queue can be purged using PurgeQueue, the | 
|  | # [App Engine Task Queue SDK, or the Cloud | 
|  | # Console](https://cloud.google.com/appengine/docs/standard/python/taskqueue/push/deleting-tasks-and-queues#purging_all_tasks_from_a_queue). | 
|  | # | 
|  | # Purge time will be truncated to the nearest microsecond. Purge | 
|  | # time will be unset if the queue has never been purged. | 
|  | "retryConfig": { # Retry config. # Settings that determine the retry behavior. | 
|  | # | 
|  | # * For tasks created using Cloud Tasks: the queue-level retry settings | 
|  | #   apply to all tasks in the queue that were created using Cloud Tasks. | 
|  | #   Retry settings cannot be set on individual tasks. | 
|  | # * For tasks created using the App Engine SDK: the queue-level retry | 
|  | #   settings apply to all tasks in the queue which do not have retry settings | 
|  | #   explicitly set on the task and were created by the App Engine SDK. See | 
|  | #   [App Engine | 
|  | #   documentation](https://cloud.google.com/appengine/docs/standard/python/taskqueue/push/retrying-tasks). | 
|  | # | 
|  | # These settings determine when a failed task attempt is retried. | 
|  | "maxRetryDuration": "A String", # If positive, `max_retry_duration` specifies the time limit for | 
|  | # retrying a failed task, measured from when the task was first | 
|  | # attempted. Once `max_retry_duration` time has passed *and* the | 
|  | # task has been attempted max_attempts | 
|  | # times, no further attempts will be made and the task will be | 
|  | # deleted. | 
|  | # | 
|  | # If zero, then the task age is unlimited. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `max_retry_duration` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [task_age_limit in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxAttempts": 42, # Number of attempts per task. | 
|  | # | 
|  | # Cloud Tasks will attempt the task `max_attempts` times (that is, if the | 
|  | # first attempt fails, then there will be `max_attempts - 1` retries). Must | 
|  | # be >= -1. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # -1 indicates unlimited attempts. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [task_retry_limit in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxDoublings": 42, # The time between retries will double `max_doublings` times. | 
|  | # | 
|  | # A task's retry interval starts at | 
|  | # min_backoff, then doubles | 
|  | # `max_doublings` times, then increases linearly, and finally | 
|  | # retries at intervals of | 
|  | # max_backoff up to | 
|  | # max_attempts times. | 
|  | # | 
|  | # For example, if min_backoff is 10s, | 
|  | # max_backoff is 300s, and | 
|  | # `max_doublings` is 3, then the a task will first be retried in | 
|  | # 10s. The retry interval will double three times, and then | 
|  | # increase linearly by 2^3 * 10s.  Finally, the task will retry at | 
|  | # intervals of max_backoff until the | 
|  | # task has been attempted max_attempts | 
|  | # times. Thus, the requests will retry at 10s, 20s, 40s, 80s, 160s, | 
|  | # 240s, 300s, 300s, .... | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_doublings in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "minBackoff": "A String", # A task will be scheduled for retry between | 
|  | # min_backoff and | 
|  | # max_backoff duration after it fails, | 
|  | # if the queue's RetryConfig specifies that the task should be | 
|  | # retried. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `min_backoff` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [min_backoff_seconds in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxBackoff": "A String", # A task will be scheduled for retry between | 
|  | # min_backoff and | 
|  | # max_backoff duration after it fails, | 
|  | # if the queue's RetryConfig specifies that the task should be | 
|  | # retried. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `max_backoff` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_backoff_seconds in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | }, | 
|  | "state": "A String", # Output only. The state of the queue. | 
|  | # | 
|  | # `state` can only be changed by called | 
|  | # PauseQueue, | 
|  | # ResumeQueue, or uploading | 
|  | # [queue.yaml/xml](https://cloud.google.com/appengine/docs/python/config/queueref). | 
|  | # UpdateQueue cannot be used to change `state`. | 
|  | "name": "A String", # Caller-specified and required in CreateQueue, | 
|  | # after which it becomes output only. | 
|  | # | 
|  | # The queue name. | 
|  | # | 
|  | # The queue name must have the following format: | 
|  | # `projects/PROJECT_ID/locations/LOCATION_ID/queues/QUEUE_ID` | 
|  | # | 
|  | # * `PROJECT_ID` can contain letters ([A-Za-z]), numbers ([0-9]), | 
|  | #    hyphens (-), colons (:), or periods (.). | 
|  | #    For more information, see | 
|  | #    [Identifying | 
|  | #    projects](https://cloud.google.com/resource-manager/docs/creating-managing-projects#identifying_projects) | 
|  | # * `LOCATION_ID` is the canonical ID for the queue's location. | 
|  | #    The list of available locations can be obtained by calling | 
|  | #    ListLocations. | 
|  | #    For more information, see https://cloud.google.com/about/locations/. | 
|  | # * `QUEUE_ID` can contain letters ([A-Za-z]), numbers ([0-9]), or | 
|  | #   hyphens (-). The maximum length is 100 characters. | 
|  | }</pre> | 
|  | </div> | 
|  |  | 
|  | <div class="method"> | 
|  | <code class="details" id="getIamPolicy">getIamPolicy(resource, body=None, x__xgafv=None)</code> | 
|  | <pre>Gets the access control policy for a Queue. | 
|  | Returns an empty policy if the resource exists and does not have a policy | 
|  | set. | 
|  |  | 
|  | Authorization requires the following | 
|  | [Google IAM](https://cloud.google.com/iam) permission on the specified | 
|  | resource parent: | 
|  |  | 
|  | * `cloudtasks.queues.getIamPolicy` | 
|  |  | 
|  | Args: | 
|  | resource: string, REQUIRED: The resource for which the policy is being requested. | 
|  | See the operation documentation for the appropriate value for this field. (required) | 
|  | body: object, The request body. | 
|  | The object takes the form of: | 
|  |  | 
|  | { # Request message for `GetIamPolicy` method. | 
|  | "options": { # Encapsulates settings provided to GetIamPolicy. # OPTIONAL: A `GetPolicyOptions` object for specifying options to | 
|  | # `GetIamPolicy`. | 
|  | "requestedPolicyVersion": 42, # Optional. The policy format version to be returned. | 
|  | # | 
|  | # Valid values are 0, 1, and 3. Requests specifying an invalid value will be | 
|  | # rejected. | 
|  | # | 
|  | # Requests for policies with any conditional bindings must specify version 3. | 
|  | # Policies without any conditional bindings may specify any valid value or | 
|  | # leave the field unset. | 
|  | # | 
|  | # To learn which resources support conditions in their IAM policies, see the | 
|  | # [IAM | 
|  | # documentation](https://cloud.google.com/iam/help/conditions/resource-policies). | 
|  | }, | 
|  | } | 
|  |  | 
|  | x__xgafv: string, V1 error format. | 
|  | Allowed values | 
|  | 1 - v1 error format | 
|  | 2 - v2 error format | 
|  |  | 
|  | Returns: | 
|  | An object of the form: | 
|  |  | 
|  | { # An Identity and Access Management (IAM) policy, which specifies access | 
|  | # controls for Google Cloud resources. | 
|  | # | 
|  | # | 
|  | # A `Policy` is a collection of `bindings`. A `binding` binds one or more | 
|  | # `members` to a single `role`. Members can be user accounts, service accounts, | 
|  | # Google groups, and domains (such as G Suite). A `role` is a named list of | 
|  | # permissions; each `role` can be an IAM predefined role or a user-created | 
|  | # custom role. | 
|  | # | 
|  | # For some types of Google Cloud resources, a `binding` can also specify a | 
|  | # `condition`, which is a logical expression that allows access to a resource | 
|  | # only if the expression evaluates to `true`. A condition can add constraints | 
|  | # based on attributes of the request, the resource, or both. To learn which | 
|  | # resources support conditions in their IAM policies, see the | 
|  | # [IAM documentation](https://cloud.google.com/iam/help/conditions/resource-policies). | 
|  | # | 
|  | # **JSON example:** | 
|  | # | 
|  | #     { | 
|  | #       "bindings": [ | 
|  | #         { | 
|  | #           "role": "roles/resourcemanager.organizationAdmin", | 
|  | #           "members": [ | 
|  | #             "user:mike@example.com", | 
|  | #             "group:admins@example.com", | 
|  | #             "domain:google.com", | 
|  | #             "serviceAccount:my-project-id@appspot.gserviceaccount.com" | 
|  | #           ] | 
|  | #         }, | 
|  | #         { | 
|  | #           "role": "roles/resourcemanager.organizationViewer", | 
|  | #           "members": [ | 
|  | #             "user:eve@example.com" | 
|  | #           ], | 
|  | #           "condition": { | 
|  | #             "title": "expirable access", | 
|  | #             "description": "Does not grant access after Sep 2020", | 
|  | #             "expression": "request.time < timestamp('2020-10-01T00:00:00.000Z')", | 
|  | #           } | 
|  | #         } | 
|  | #       ], | 
|  | #       "etag": "BwWWja0YfJA=", | 
|  | #       "version": 3 | 
|  | #     } | 
|  | # | 
|  | # **YAML example:** | 
|  | # | 
|  | #     bindings: | 
|  | #     - members: | 
|  | #       - user:mike@example.com | 
|  | #       - group:admins@example.com | 
|  | #       - domain:google.com | 
|  | #       - serviceAccount:my-project-id@appspot.gserviceaccount.com | 
|  | #       role: roles/resourcemanager.organizationAdmin | 
|  | #     - members: | 
|  | #       - user:eve@example.com | 
|  | #       role: roles/resourcemanager.organizationViewer | 
|  | #       condition: | 
|  | #         title: expirable access | 
|  | #         description: Does not grant access after Sep 2020 | 
|  | #         expression: request.time < timestamp('2020-10-01T00:00:00.000Z') | 
|  | #     - etag: BwWWja0YfJA= | 
|  | #     - version: 3 | 
|  | # | 
|  | # For a description of IAM and its features, see the | 
|  | # [IAM documentation](https://cloud.google.com/iam/docs/). | 
|  | "bindings": [ # Associates a list of `members` to a `role`. Optionally, may specify a | 
|  | # `condition` that determines how and when the `bindings` are applied. Each | 
|  | # of the `bindings` must contain at least one member. | 
|  | { # Associates `members` with a `role`. | 
|  | "members": [ # Specifies the identities requesting access for a Cloud Platform resource. | 
|  | # `members` can have the following values: | 
|  | # | 
|  | # * `allUsers`: A special identifier that represents anyone who is | 
|  | #    on the internet; with or without a Google account. | 
|  | # | 
|  | # * `allAuthenticatedUsers`: A special identifier that represents anyone | 
|  | #    who is authenticated with a Google account or a service account. | 
|  | # | 
|  | # * `user:{emailid}`: An email address that represents a specific Google | 
|  | #    account. For example, `alice@example.com` . | 
|  | # | 
|  | # | 
|  | # * `serviceAccount:{emailid}`: An email address that represents a service | 
|  | #    account. For example, `my-other-app@appspot.gserviceaccount.com`. | 
|  | # | 
|  | # * `group:{emailid}`: An email address that represents a Google group. | 
|  | #    For example, `admins@example.com`. | 
|  | # | 
|  | # * `deleted:user:{emailid}?uid={uniqueid}`: An email address (plus unique | 
|  | #    identifier) representing a user that has been recently deleted. For | 
|  | #    example, `alice@example.com?uid=123456789012345678901`. If the user is | 
|  | #    recovered, this value reverts to `user:{emailid}` and the recovered user | 
|  | #    retains the role in the binding. | 
|  | # | 
|  | # * `deleted:serviceAccount:{emailid}?uid={uniqueid}`: An email address (plus | 
|  | #    unique identifier) representing a service account that has been recently | 
|  | #    deleted. For example, | 
|  | #    `my-other-app@appspot.gserviceaccount.com?uid=123456789012345678901`. | 
|  | #    If the service account is undeleted, this value reverts to | 
|  | #    `serviceAccount:{emailid}` and the undeleted service account retains the | 
|  | #    role in the binding. | 
|  | # | 
|  | # * `deleted:group:{emailid}?uid={uniqueid}`: An email address (plus unique | 
|  | #    identifier) representing a Google group that has been recently | 
|  | #    deleted. For example, `admins@example.com?uid=123456789012345678901`. If | 
|  | #    the group is recovered, this value reverts to `group:{emailid}` and the | 
|  | #    recovered group retains the role in the binding. | 
|  | # | 
|  | # | 
|  | # * `domain:{domain}`: The G Suite domain (primary) that represents all the | 
|  | #    users of that domain. For example, `google.com` or `example.com`. | 
|  | # | 
|  | "A String", | 
|  | ], | 
|  | "role": "A String", # Role that is assigned to `members`. | 
|  | # For example, `roles/viewer`, `roles/editor`, or `roles/owner`. | 
|  | "condition": { # Represents a textual expression in the Common Expression Language (CEL) # The condition that is associated with this binding. | 
|  | # | 
|  | # If the condition evaluates to `true`, then this binding applies to the | 
|  | # current request. | 
|  | # | 
|  | # If the condition evaluates to `false`, then this binding does not apply to | 
|  | # the current request. However, a different role binding might grant the same | 
|  | # role to one or more of the members in this binding. | 
|  | # | 
|  | # To learn which resources support conditions in their IAM policies, see the | 
|  | # [IAM | 
|  | # documentation](https://cloud.google.com/iam/help/conditions/resource-policies). | 
|  | # syntax. CEL is a C-like expression language. The syntax and semantics of CEL | 
|  | # are documented at https://github.com/google/cel-spec. | 
|  | # | 
|  | # Example (Comparison): | 
|  | # | 
|  | #     title: "Summary size limit" | 
|  | #     description: "Determines if a summary is less than 100 chars" | 
|  | #     expression: "document.summary.size() < 100" | 
|  | # | 
|  | # Example (Equality): | 
|  | # | 
|  | #     title: "Requestor is owner" | 
|  | #     description: "Determines if requestor is the document owner" | 
|  | #     expression: "document.owner == request.auth.claims.email" | 
|  | # | 
|  | # Example (Logic): | 
|  | # | 
|  | #     title: "Public documents" | 
|  | #     description: "Determine whether the document should be publicly visible" | 
|  | #     expression: "document.type != 'private' && document.type != 'internal'" | 
|  | # | 
|  | # Example (Data Manipulation): | 
|  | # | 
|  | #     title: "Notification string" | 
|  | #     description: "Create a notification string with a timestamp." | 
|  | #     expression: "'New message received at ' + string(document.create_time)" | 
|  | # | 
|  | # The exact variables and functions that may be referenced within an expression | 
|  | # are determined by the service that evaluates it. See the service | 
|  | # documentation for additional information. | 
|  | "description": "A String", # Optional. Description of the expression. This is a longer text which | 
|  | # describes the expression, e.g. when hovered over it in a UI. | 
|  | "expression": "A String", # Textual representation of an expression in Common Expression Language | 
|  | # syntax. | 
|  | "title": "A String", # Optional. Title for the expression, i.e. a short string describing | 
|  | # its purpose. This can be used e.g. in UIs which allow to enter the | 
|  | # expression. | 
|  | "location": "A String", # Optional. String indicating the location of the expression for error | 
|  | # reporting, e.g. a file name and a position in the file. | 
|  | }, | 
|  | }, | 
|  | ], | 
|  | "etag": "A String", # `etag` is used for optimistic concurrency control as a way to help | 
|  | # prevent simultaneous updates of a policy from overwriting each other. | 
|  | # It is strongly suggested that systems make use of the `etag` in the | 
|  | # read-modify-write cycle to perform policy updates in order to avoid race | 
|  | # conditions: An `etag` is returned in the response to `getIamPolicy`, and | 
|  | # systems are expected to put that etag in the request to `setIamPolicy` to | 
|  | # ensure that their change will be applied to the same version of the policy. | 
|  | # | 
|  | # **Important:** If you use IAM Conditions, you must include the `etag` field | 
|  | # whenever you call `setIamPolicy`. If you omit this field, then IAM allows | 
|  | # you to overwrite a version `3` policy with a version `1` policy, and all of | 
|  | # the conditions in the version `3` policy are lost. | 
|  | "version": 42, # Specifies the format of the policy. | 
|  | # | 
|  | # Valid values are `0`, `1`, and `3`. Requests that specify an invalid value | 
|  | # are rejected. | 
|  | # | 
|  | # Any operation that affects conditional role bindings must specify version | 
|  | # `3`. This requirement applies to the following operations: | 
|  | # | 
|  | # * Getting a policy that includes a conditional role binding | 
|  | # * Adding a conditional role binding to a policy | 
|  | # * Changing a conditional role binding in a policy | 
|  | # * Removing any role binding, with or without a condition, from a policy | 
|  | #   that includes conditions | 
|  | # | 
|  | # **Important:** If you use IAM Conditions, you must include the `etag` field | 
|  | # whenever you call `setIamPolicy`. If you omit this field, then IAM allows | 
|  | # you to overwrite a version `3` policy with a version `1` policy, and all of | 
|  | # the conditions in the version `3` policy are lost. | 
|  | # | 
|  | # If a policy does not include any conditions, operations on that policy may | 
|  | # specify any valid version or leave the field unset. | 
|  | # | 
|  | # To learn which resources support conditions in their IAM policies, see the | 
|  | # [IAM documentation](https://cloud.google.com/iam/help/conditions/resource-policies). | 
|  | }</pre> | 
|  | </div> | 
|  |  | 
|  | <div class="method"> | 
|  | <code class="details" id="list">list(parent, pageToken=None, pageSize=None, filter=None, x__xgafv=None)</code> | 
|  | <pre>Lists queues. | 
|  |  | 
|  | Queues are returned in lexicographical order. | 
|  |  | 
|  | Args: | 
|  | parent: string, Required. The location name. | 
|  | For example: `projects/PROJECT_ID/locations/LOCATION_ID` (required) | 
|  | pageToken: string, A token identifying the page of results to return. | 
|  |  | 
|  | To request the first page results, page_token must be empty. To | 
|  | request the next page of results, page_token must be the value of | 
|  | next_page_token returned | 
|  | from the previous call to ListQueues | 
|  | method. It is an error to switch the value of the | 
|  | filter while iterating through pages. | 
|  | pageSize: integer, Requested page size. | 
|  |  | 
|  | The maximum page size is 9800. If unspecified, the page size will | 
|  | be the maximum. Fewer queues than requested might be returned, | 
|  | even if more queues exist; use the | 
|  | next_page_token in the | 
|  | response to determine if more queues exist. | 
|  | filter: string, `filter` can be used to specify a subset of queues. Any Queue | 
|  | field can be used as a filter and several operators as supported. | 
|  | For example: `<=, <, >=, >, !=, =, :`. The filter syntax is the same as | 
|  | described in | 
|  | [Stackdriver's Advanced Logs | 
|  | Filters](https://cloud.google.com/logging/docs/view/advanced_filters). | 
|  |  | 
|  | Sample filter "state: PAUSED". | 
|  |  | 
|  | Note that using filters might cause fewer queues than the | 
|  | requested page_size to be returned. | 
|  | x__xgafv: string, V1 error format. | 
|  | Allowed values | 
|  | 1 - v1 error format | 
|  | 2 - v2 error format | 
|  |  | 
|  | Returns: | 
|  | An object of the form: | 
|  |  | 
|  | { # Response message for ListQueues. | 
|  | "nextPageToken": "A String", # A token to retrieve next page of results. | 
|  | # | 
|  | # To return the next page of results, call | 
|  | # ListQueues with this value as the | 
|  | # page_token. | 
|  | # | 
|  | # If the next_page_token is empty, there are no more results. | 
|  | # | 
|  | # The page token is valid for only 2 hours. | 
|  | "queues": [ # The list of queues. | 
|  | { # A queue is a container of related tasks. Queues are configured to manage | 
|  | # how those tasks are dispatched. Configurable properties include rate limits, | 
|  | # retry options, queue types, and others. | 
|  | "rateLimits": { # Rate limits. # Rate limits for task dispatches. | 
|  | # | 
|  | # rate_limits and retry_config are | 
|  | # related because they both control task attempts. However they control task | 
|  | # attempts in different ways: | 
|  | # | 
|  | # * rate_limits controls the total rate of | 
|  | #   dispatches from a queue (i.e. all traffic dispatched from the | 
|  | #   queue, regardless of whether the dispatch is from a first | 
|  | #   attempt or a retry). | 
|  | # * retry_config controls what happens to | 
|  | #   particular a task after its first attempt fails. That is, | 
|  | #   retry_config controls task retries (the | 
|  | #   second attempt, third attempt, etc). | 
|  | # | 
|  | # The queue's actual dispatch rate is the result of: | 
|  | # | 
|  | # * Number of tasks in the queue | 
|  | # * User-specified throttling: rate_limits, | 
|  | #   retry_config, and the | 
|  | #   queue's state. | 
|  | # * System throttling due to `429` (Too Many Requests) or `503` (Service | 
|  | #   Unavailable) responses from the worker, high error rates, or to smooth | 
|  | #   sudden large traffic spikes. | 
|  | # | 
|  | # This message determines the maximum rate that tasks can be dispatched by a | 
|  | # queue, regardless of whether the dispatch is a first task attempt or a retry. | 
|  | # | 
|  | # Note: The debugging command, RunTask, will run a task | 
|  | # even if the queue has reached its RateLimits. | 
|  | "maxBurstSize": 42, # Output only. The max burst size. | 
|  | # | 
|  | # Max burst size limits how fast tasks in queue are processed when | 
|  | # many tasks are in the queue and the rate is high. This field | 
|  | # allows the queue to have a high rate so processing starts shortly | 
|  | # after a task is enqueued, but still limits resource usage when | 
|  | # many tasks are enqueued in a short period of time. | 
|  | # | 
|  | # The [token bucket](https://wikipedia.org/wiki/Token_Bucket) | 
|  | # algorithm is used to control the rate of task dispatches. Each | 
|  | # queue has a token bucket that holds tokens, up to the maximum | 
|  | # specified by `max_burst_size`. Each time a task is dispatched, a | 
|  | # token is removed from the bucket. Tasks will be dispatched until | 
|  | # the queue's bucket runs out of tokens. The bucket will be | 
|  | # continuously refilled with new tokens based on | 
|  | # max_dispatches_per_second. | 
|  | # | 
|  | # Cloud Tasks will pick the value of `max_burst_size` based on the | 
|  | # value of | 
|  | # max_dispatches_per_second. | 
|  | # | 
|  | # For App Engine queues that were created or updated using | 
|  | # `queue.yaml/xml`, `max_burst_size` is equal to | 
|  | # [bucket_size](https://cloud.google.com/appengine/docs/standard/python/config/queueref#bucket_size). | 
|  | # Since `max_burst_size` is output only, if | 
|  | # UpdateQueue is called on a queue | 
|  | # created by `queue.yaml/xml`, `max_burst_size` will be reset based | 
|  | # on the value of | 
|  | # max_dispatches_per_second, | 
|  | # regardless of whether | 
|  | # max_dispatches_per_second | 
|  | # is updated. | 
|  | "maxConcurrentDispatches": 42, # The maximum number of concurrent tasks that Cloud Tasks allows | 
|  | # to be dispatched for this queue. After this threshold has been | 
|  | # reached, Cloud Tasks stops dispatching tasks until the number of | 
|  | # concurrent requests decreases. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # The maximum allowed value is 5,000. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_concurrent_requests in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#max_concurrent_requests). | 
|  | "maxDispatchesPerSecond": 3.14, # The maximum rate at which tasks are dispatched from this queue. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # * For App Engine queues, the maximum allowed value | 
|  | #   is 500. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [rate in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#rate). | 
|  | }, | 
|  | "stackdriverLoggingConfig": { # Configuration options for writing logs to # Configuration options for writing logs to | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). If this | 
|  | # field is unset, then no logs are written. | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). | 
|  | "samplingRatio": 3.14, # Specifies the fraction of operations to write to | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). | 
|  | # This field may contain any value between 0.0 and 1.0, inclusive. | 
|  | # 0.0 is the default and means that no operations are logged. | 
|  | }, | 
|  | "appEngineHttpQueue": { # App Engine HTTP queue. # AppEngineHttpQueue settings apply only to | 
|  | # App Engine tasks in this queue. | 
|  | # Http tasks are not affected by this proto. | 
|  | # | 
|  | # The task will be delivered to the App Engine application hostname | 
|  | # specified by its AppEngineHttpQueue and AppEngineHttpRequest. | 
|  | # The documentation for AppEngineHttpRequest explains how the | 
|  | # task's host URL is constructed. | 
|  | # | 
|  | # Using AppEngineHttpQueue requires | 
|  | # [`appengine.applications.get`](https://cloud.google.com/appengine/docs/admin-api/access-control) | 
|  | # Google IAM permission for the project | 
|  | # and the following scope: | 
|  | # | 
|  | # `https://www.googleapis.com/auth/cloud-platform` | 
|  | "appEngineRoutingOverride": { # App Engine Routing. # Overrides for the | 
|  | # task-level app_engine_routing. | 
|  | # | 
|  | # If set, `app_engine_routing_override` is used for all tasks in | 
|  | # the queue, no matter what the setting is for the | 
|  | # task-level app_engine_routing. | 
|  | # | 
|  | # Defines routing characteristics specific to App Engine - service, version, | 
|  | # and instance. | 
|  | # | 
|  | # For more information about services, versions, and instances see | 
|  | # [An Overview of App | 
|  | # Engine](https://cloud.google.com/appengine/docs/python/an-overview-of-app-engine), | 
|  | # [Microservices Architecture on Google App | 
|  | # Engine](https://cloud.google.com/appengine/docs/python/microservices-on-app-engine), | 
|  | # [App Engine Standard request | 
|  | # routing](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed), | 
|  | # and [App Engine Flex request | 
|  | # routing](https://cloud.google.com/appengine/docs/flexible/python/how-requests-are-routed). | 
|  | "service": "A String", # App service. | 
|  | # | 
|  | # By default, the task is sent to the service which is the default | 
|  | # service when the task is attempted. | 
|  | # | 
|  | # For some queues or tasks which were created using the App Engine | 
|  | # Task Queue API, host is not parsable | 
|  | # into service, | 
|  | # version, and | 
|  | # instance. For example, some tasks | 
|  | # which were created using the App Engine SDK use a custom domain | 
|  | # name; custom domains are not parsed by Cloud Tasks. If | 
|  | # host is not parsable, then | 
|  | # service, | 
|  | # version, and | 
|  | # instance are the empty string. | 
|  | "instance": "A String", # App instance. | 
|  | # | 
|  | # By default, the task is sent to an instance which is available when | 
|  | # the task is attempted. | 
|  | # | 
|  | # Requests can only be sent to a specific instance if | 
|  | # [manual scaling is used in App Engine | 
|  | # Standard](https://cloud.google.com/appengine/docs/python/an-overview-of-app-engine?hl=en_US#scaling_types_and_instance_classes). | 
|  | # App Engine Flex does not support instances. For more information, see | 
|  | # [App Engine Standard request | 
|  | # routing](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed) | 
|  | # and [App Engine Flex request | 
|  | # routing](https://cloud.google.com/appengine/docs/flexible/python/how-requests-are-routed). | 
|  | "version": "A String", # App version. | 
|  | # | 
|  | # By default, the task is sent to the version which is the default | 
|  | # version when the task is attempted. | 
|  | # | 
|  | # For some queues or tasks which were created using the App Engine | 
|  | # Task Queue API, host is not parsable | 
|  | # into service, | 
|  | # version, and | 
|  | # instance. For example, some tasks | 
|  | # which were created using the App Engine SDK use a custom domain | 
|  | # name; custom domains are not parsed by Cloud Tasks. If | 
|  | # host is not parsable, then | 
|  | # service, | 
|  | # version, and | 
|  | # instance are the empty string. | 
|  | "host": "A String", # Output only. The host that the task is sent to. | 
|  | # | 
|  | # The host is constructed from the domain name of the app associated with | 
|  | # the queue's project ID (for example <app-id>.appspot.com), and the | 
|  | # service, version, | 
|  | # and instance. Tasks which were created using | 
|  | # the App Engine SDK might have a custom domain name. | 
|  | # | 
|  | # For more information, see | 
|  | # [How Requests are | 
|  | # Routed](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed). | 
|  | }, | 
|  | }, | 
|  | "purgeTime": "A String", # Output only. The last time this queue was purged. | 
|  | # | 
|  | # All tasks that were created before this time | 
|  | # were purged. | 
|  | # | 
|  | # A queue can be purged using PurgeQueue, the | 
|  | # [App Engine Task Queue SDK, or the Cloud | 
|  | # Console](https://cloud.google.com/appengine/docs/standard/python/taskqueue/push/deleting-tasks-and-queues#purging_all_tasks_from_a_queue). | 
|  | # | 
|  | # Purge time will be truncated to the nearest microsecond. Purge | 
|  | # time will be unset if the queue has never been purged. | 
|  | "retryConfig": { # Retry config. # Settings that determine the retry behavior. | 
|  | # | 
|  | # * For tasks created using Cloud Tasks: the queue-level retry settings | 
|  | #   apply to all tasks in the queue that were created using Cloud Tasks. | 
|  | #   Retry settings cannot be set on individual tasks. | 
|  | # * For tasks created using the App Engine SDK: the queue-level retry | 
|  | #   settings apply to all tasks in the queue which do not have retry settings | 
|  | #   explicitly set on the task and were created by the App Engine SDK. See | 
|  | #   [App Engine | 
|  | #   documentation](https://cloud.google.com/appengine/docs/standard/python/taskqueue/push/retrying-tasks). | 
|  | # | 
|  | # These settings determine when a failed task attempt is retried. | 
|  | "maxRetryDuration": "A String", # If positive, `max_retry_duration` specifies the time limit for | 
|  | # retrying a failed task, measured from when the task was first | 
|  | # attempted. Once `max_retry_duration` time has passed *and* the | 
|  | # task has been attempted max_attempts | 
|  | # times, no further attempts will be made and the task will be | 
|  | # deleted. | 
|  | # | 
|  | # If zero, then the task age is unlimited. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `max_retry_duration` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [task_age_limit in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxAttempts": 42, # Number of attempts per task. | 
|  | # | 
|  | # Cloud Tasks will attempt the task `max_attempts` times (that is, if the | 
|  | # first attempt fails, then there will be `max_attempts - 1` retries). Must | 
|  | # be >= -1. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # -1 indicates unlimited attempts. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [task_retry_limit in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxDoublings": 42, # The time between retries will double `max_doublings` times. | 
|  | # | 
|  | # A task's retry interval starts at | 
|  | # min_backoff, then doubles | 
|  | # `max_doublings` times, then increases linearly, and finally | 
|  | # retries at intervals of | 
|  | # max_backoff up to | 
|  | # max_attempts times. | 
|  | # | 
|  | # For example, if min_backoff is 10s, | 
|  | # max_backoff is 300s, and | 
|  | # `max_doublings` is 3, then the a task will first be retried in | 
|  | # 10s. The retry interval will double three times, and then | 
|  | # increase linearly by 2^3 * 10s.  Finally, the task will retry at | 
|  | # intervals of max_backoff until the | 
|  | # task has been attempted max_attempts | 
|  | # times. Thus, the requests will retry at 10s, 20s, 40s, 80s, 160s, | 
|  | # 240s, 300s, 300s, .... | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_doublings in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "minBackoff": "A String", # A task will be scheduled for retry between | 
|  | # min_backoff and | 
|  | # max_backoff duration after it fails, | 
|  | # if the queue's RetryConfig specifies that the task should be | 
|  | # retried. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `min_backoff` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [min_backoff_seconds in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxBackoff": "A String", # A task will be scheduled for retry between | 
|  | # min_backoff and | 
|  | # max_backoff duration after it fails, | 
|  | # if the queue's RetryConfig specifies that the task should be | 
|  | # retried. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `max_backoff` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_backoff_seconds in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | }, | 
|  | "state": "A String", # Output only. The state of the queue. | 
|  | # | 
|  | # `state` can only be changed by called | 
|  | # PauseQueue, | 
|  | # ResumeQueue, or uploading | 
|  | # [queue.yaml/xml](https://cloud.google.com/appengine/docs/python/config/queueref). | 
|  | # UpdateQueue cannot be used to change `state`. | 
|  | "name": "A String", # Caller-specified and required in CreateQueue, | 
|  | # after which it becomes output only. | 
|  | # | 
|  | # The queue name. | 
|  | # | 
|  | # The queue name must have the following format: | 
|  | # `projects/PROJECT_ID/locations/LOCATION_ID/queues/QUEUE_ID` | 
|  | # | 
|  | # * `PROJECT_ID` can contain letters ([A-Za-z]), numbers ([0-9]), | 
|  | #    hyphens (-), colons (:), or periods (.). | 
|  | #    For more information, see | 
|  | #    [Identifying | 
|  | #    projects](https://cloud.google.com/resource-manager/docs/creating-managing-projects#identifying_projects) | 
|  | # * `LOCATION_ID` is the canonical ID for the queue's location. | 
|  | #    The list of available locations can be obtained by calling | 
|  | #    ListLocations. | 
|  | #    For more information, see https://cloud.google.com/about/locations/. | 
|  | # * `QUEUE_ID` can contain letters ([A-Za-z]), numbers ([0-9]), or | 
|  | #   hyphens (-). The maximum length is 100 characters. | 
|  | }, | 
|  | ], | 
|  | }</pre> | 
|  | </div> | 
|  |  | 
|  | <div class="method"> | 
|  | <code class="details" id="list_next">list_next(previous_request, previous_response)</code> | 
|  | <pre>Retrieves the next page of results. | 
|  |  | 
|  | Args: | 
|  | previous_request: The request for the previous page. (required) | 
|  | previous_response: The response from the request for the previous page. (required) | 
|  |  | 
|  | Returns: | 
|  | A request object that you can call 'execute()' on to request the next | 
|  | page. Returns None if there are no more items in the collection. | 
|  | </pre> | 
|  | </div> | 
|  |  | 
|  | <div class="method"> | 
|  | <code class="details" id="patch">patch(name, body=None, updateMask=None, x__xgafv=None)</code> | 
|  | <pre>Updates a queue. | 
|  |  | 
|  | This method creates the queue if it does not exist and updates | 
|  | the queue if it does exist. | 
|  |  | 
|  | Queues created with this method allow tasks to live for a maximum of 31 | 
|  | days. After a task is 31 days old, the task will be deleted regardless of whether | 
|  | it was dispatched or not. | 
|  |  | 
|  | WARNING: Using this method may have unintended side effects if you are | 
|  | using an App Engine `queue.yaml` or `queue.xml` file to manage your queues. | 
|  | Read | 
|  | [Overview of Queue Management and | 
|  | queue.yaml](https://cloud.google.com/tasks/docs/queue-yaml) before using | 
|  | this method. | 
|  |  | 
|  | Args: | 
|  | name: string, Caller-specified and required in CreateQueue, | 
|  | after which it becomes output only. | 
|  |  | 
|  | The queue name. | 
|  |  | 
|  | The queue name must have the following format: | 
|  | `projects/PROJECT_ID/locations/LOCATION_ID/queues/QUEUE_ID` | 
|  |  | 
|  | * `PROJECT_ID` can contain letters ([A-Za-z]), numbers ([0-9]), | 
|  | hyphens (-), colons (:), or periods (.). | 
|  | For more information, see | 
|  | [Identifying | 
|  | projects](https://cloud.google.com/resource-manager/docs/creating-managing-projects#identifying_projects) | 
|  | * `LOCATION_ID` is the canonical ID for the queue's location. | 
|  | The list of available locations can be obtained by calling | 
|  | ListLocations. | 
|  | For more information, see https://cloud.google.com/about/locations/. | 
|  | * `QUEUE_ID` can contain letters ([A-Za-z]), numbers ([0-9]), or | 
|  | hyphens (-). The maximum length is 100 characters. (required) | 
|  | body: object, The request body. | 
|  | The object takes the form of: | 
|  |  | 
|  | { # A queue is a container of related tasks. Queues are configured to manage | 
|  | # how those tasks are dispatched. Configurable properties include rate limits, | 
|  | # retry options, queue types, and others. | 
|  | "rateLimits": { # Rate limits. # Rate limits for task dispatches. | 
|  | # | 
|  | # rate_limits and retry_config are | 
|  | # related because they both control task attempts. However they control task | 
|  | # attempts in different ways: | 
|  | # | 
|  | # * rate_limits controls the total rate of | 
|  | #   dispatches from a queue (i.e. all traffic dispatched from the | 
|  | #   queue, regardless of whether the dispatch is from a first | 
|  | #   attempt or a retry). | 
|  | # * retry_config controls what happens to | 
|  | #   particular a task after its first attempt fails. That is, | 
|  | #   retry_config controls task retries (the | 
|  | #   second attempt, third attempt, etc). | 
|  | # | 
|  | # The queue's actual dispatch rate is the result of: | 
|  | # | 
|  | # * Number of tasks in the queue | 
|  | # * User-specified throttling: rate_limits, | 
|  | #   retry_config, and the | 
|  | #   queue's state. | 
|  | # * System throttling due to `429` (Too Many Requests) or `503` (Service | 
|  | #   Unavailable) responses from the worker, high error rates, or to smooth | 
|  | #   sudden large traffic spikes. | 
|  | # | 
|  | # This message determines the maximum rate that tasks can be dispatched by a | 
|  | # queue, regardless of whether the dispatch is a first task attempt or a retry. | 
|  | # | 
|  | # Note: The debugging command, RunTask, will run a task | 
|  | # even if the queue has reached its RateLimits. | 
|  | "maxBurstSize": 42, # Output only. The max burst size. | 
|  | # | 
|  | # Max burst size limits how fast tasks in queue are processed when | 
|  | # many tasks are in the queue and the rate is high. This field | 
|  | # allows the queue to have a high rate so processing starts shortly | 
|  | # after a task is enqueued, but still limits resource usage when | 
|  | # many tasks are enqueued in a short period of time. | 
|  | # | 
|  | # The [token bucket](https://wikipedia.org/wiki/Token_Bucket) | 
|  | # algorithm is used to control the rate of task dispatches. Each | 
|  | # queue has a token bucket that holds tokens, up to the maximum | 
|  | # specified by `max_burst_size`. Each time a task is dispatched, a | 
|  | # token is removed from the bucket. Tasks will be dispatched until | 
|  | # the queue's bucket runs out of tokens. The bucket will be | 
|  | # continuously refilled with new tokens based on | 
|  | # max_dispatches_per_second. | 
|  | # | 
|  | # Cloud Tasks will pick the value of `max_burst_size` based on the | 
|  | # value of | 
|  | # max_dispatches_per_second. | 
|  | # | 
|  | # For App Engine queues that were created or updated using | 
|  | # `queue.yaml/xml`, `max_burst_size` is equal to | 
|  | # [bucket_size](https://cloud.google.com/appengine/docs/standard/python/config/queueref#bucket_size). | 
|  | # Since `max_burst_size` is output only, if | 
|  | # UpdateQueue is called on a queue | 
|  | # created by `queue.yaml/xml`, `max_burst_size` will be reset based | 
|  | # on the value of | 
|  | # max_dispatches_per_second, | 
|  | # regardless of whether | 
|  | # max_dispatches_per_second | 
|  | # is updated. | 
|  | "maxConcurrentDispatches": 42, # The maximum number of concurrent tasks that Cloud Tasks allows | 
|  | # to be dispatched for this queue. After this threshold has been | 
|  | # reached, Cloud Tasks stops dispatching tasks until the number of | 
|  | # concurrent requests decreases. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # The maximum allowed value is 5,000. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_concurrent_requests in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#max_concurrent_requests). | 
|  | "maxDispatchesPerSecond": 3.14, # The maximum rate at which tasks are dispatched from this queue. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # * For App Engine queues, the maximum allowed value | 
|  | #   is 500. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [rate in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#rate). | 
|  | }, | 
|  | "stackdriverLoggingConfig": { # Configuration options for writing logs to # Configuration options for writing logs to | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). If this | 
|  | # field is unset, then no logs are written. | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). | 
|  | "samplingRatio": 3.14, # Specifies the fraction of operations to write to | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). | 
|  | # This field may contain any value between 0.0 and 1.0, inclusive. | 
|  | # 0.0 is the default and means that no operations are logged. | 
|  | }, | 
|  | "appEngineHttpQueue": { # App Engine HTTP queue. # AppEngineHttpQueue settings apply only to | 
|  | # App Engine tasks in this queue. | 
|  | # Http tasks are not affected by this proto. | 
|  | # | 
|  | # The task will be delivered to the App Engine application hostname | 
|  | # specified by its AppEngineHttpQueue and AppEngineHttpRequest. | 
|  | # The documentation for AppEngineHttpRequest explains how the | 
|  | # task's host URL is constructed. | 
|  | # | 
|  | # Using AppEngineHttpQueue requires | 
|  | # [`appengine.applications.get`](https://cloud.google.com/appengine/docs/admin-api/access-control) | 
|  | # Google IAM permission for the project | 
|  | # and the following scope: | 
|  | # | 
|  | # `https://www.googleapis.com/auth/cloud-platform` | 
|  | "appEngineRoutingOverride": { # App Engine Routing. # Overrides for the | 
|  | # task-level app_engine_routing. | 
|  | # | 
|  | # If set, `app_engine_routing_override` is used for all tasks in | 
|  | # the queue, no matter what the setting is for the | 
|  | # task-level app_engine_routing. | 
|  | # | 
|  | # Defines routing characteristics specific to App Engine - service, version, | 
|  | # and instance. | 
|  | # | 
|  | # For more information about services, versions, and instances see | 
|  | # [An Overview of App | 
|  | # Engine](https://cloud.google.com/appengine/docs/python/an-overview-of-app-engine), | 
|  | # [Microservices Architecture on Google App | 
|  | # Engine](https://cloud.google.com/appengine/docs/python/microservices-on-app-engine), | 
|  | # [App Engine Standard request | 
|  | # routing](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed), | 
|  | # and [App Engine Flex request | 
|  | # routing](https://cloud.google.com/appengine/docs/flexible/python/how-requests-are-routed). | 
|  | "service": "A String", # App service. | 
|  | # | 
|  | # By default, the task is sent to the service which is the default | 
|  | # service when the task is attempted. | 
|  | # | 
|  | # For some queues or tasks which were created using the App Engine | 
|  | # Task Queue API, host is not parsable | 
|  | # into service, | 
|  | # version, and | 
|  | # instance. For example, some tasks | 
|  | # which were created using the App Engine SDK use a custom domain | 
|  | # name; custom domains are not parsed by Cloud Tasks. If | 
|  | # host is not parsable, then | 
|  | # service, | 
|  | # version, and | 
|  | # instance are the empty string. | 
|  | "instance": "A String", # App instance. | 
|  | # | 
|  | # By default, the task is sent to an instance which is available when | 
|  | # the task is attempted. | 
|  | # | 
|  | # Requests can only be sent to a specific instance if | 
|  | # [manual scaling is used in App Engine | 
|  | # Standard](https://cloud.google.com/appengine/docs/python/an-overview-of-app-engine?hl=en_US#scaling_types_and_instance_classes). | 
|  | # App Engine Flex does not support instances. For more information, see | 
|  | # [App Engine Standard request | 
|  | # routing](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed) | 
|  | # and [App Engine Flex request | 
|  | # routing](https://cloud.google.com/appengine/docs/flexible/python/how-requests-are-routed). | 
|  | "version": "A String", # App version. | 
|  | # | 
|  | # By default, the task is sent to the version which is the default | 
|  | # version when the task is attempted. | 
|  | # | 
|  | # For some queues or tasks which were created using the App Engine | 
|  | # Task Queue API, host is not parsable | 
|  | # into service, | 
|  | # version, and | 
|  | # instance. For example, some tasks | 
|  | # which were created using the App Engine SDK use a custom domain | 
|  | # name; custom domains are not parsed by Cloud Tasks. If | 
|  | # host is not parsable, then | 
|  | # service, | 
|  | # version, and | 
|  | # instance are the empty string. | 
|  | "host": "A String", # Output only. The host that the task is sent to. | 
|  | # | 
|  | # The host is constructed from the domain name of the app associated with | 
|  | # the queue's project ID (for example <app-id>.appspot.com), and the | 
|  | # service, version, | 
|  | # and instance. Tasks which were created using | 
|  | # the App Engine SDK might have a custom domain name. | 
|  | # | 
|  | # For more information, see | 
|  | # [How Requests are | 
|  | # Routed](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed). | 
|  | }, | 
|  | }, | 
|  | "purgeTime": "A String", # Output only. The last time this queue was purged. | 
|  | # | 
|  | # All tasks that were created before this time | 
|  | # were purged. | 
|  | # | 
|  | # A queue can be purged using PurgeQueue, the | 
|  | # [App Engine Task Queue SDK, or the Cloud | 
|  | # Console](https://cloud.google.com/appengine/docs/standard/python/taskqueue/push/deleting-tasks-and-queues#purging_all_tasks_from_a_queue). | 
|  | # | 
|  | # Purge time will be truncated to the nearest microsecond. Purge | 
|  | # time will be unset if the queue has never been purged. | 
|  | "retryConfig": { # Retry config. # Settings that determine the retry behavior. | 
|  | # | 
|  | # * For tasks created using Cloud Tasks: the queue-level retry settings | 
|  | #   apply to all tasks in the queue that were created using Cloud Tasks. | 
|  | #   Retry settings cannot be set on individual tasks. | 
|  | # * For tasks created using the App Engine SDK: the queue-level retry | 
|  | #   settings apply to all tasks in the queue which do not have retry settings | 
|  | #   explicitly set on the task and were created by the App Engine SDK. See | 
|  | #   [App Engine | 
|  | #   documentation](https://cloud.google.com/appengine/docs/standard/python/taskqueue/push/retrying-tasks). | 
|  | # | 
|  | # These settings determine when a failed task attempt is retried. | 
|  | "maxRetryDuration": "A String", # If positive, `max_retry_duration` specifies the time limit for | 
|  | # retrying a failed task, measured from when the task was first | 
|  | # attempted. Once `max_retry_duration` time has passed *and* the | 
|  | # task has been attempted max_attempts | 
|  | # times, no further attempts will be made and the task will be | 
|  | # deleted. | 
|  | # | 
|  | # If zero, then the task age is unlimited. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `max_retry_duration` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [task_age_limit in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxAttempts": 42, # Number of attempts per task. | 
|  | # | 
|  | # Cloud Tasks will attempt the task `max_attempts` times (that is, if the | 
|  | # first attempt fails, then there will be `max_attempts - 1` retries). Must | 
|  | # be >= -1. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # -1 indicates unlimited attempts. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [task_retry_limit in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxDoublings": 42, # The time between retries will double `max_doublings` times. | 
|  | # | 
|  | # A task's retry interval starts at | 
|  | # min_backoff, then doubles | 
|  | # `max_doublings` times, then increases linearly, and finally | 
|  | # retries at intervals of | 
|  | # max_backoff up to | 
|  | # max_attempts times. | 
|  | # | 
|  | # For example, if min_backoff is 10s, | 
|  | # max_backoff is 300s, and | 
|  | # `max_doublings` is 3, then the a task will first be retried in | 
|  | # 10s. The retry interval will double three times, and then | 
|  | # increase linearly by 2^3 * 10s.  Finally, the task will retry at | 
|  | # intervals of max_backoff until the | 
|  | # task has been attempted max_attempts | 
|  | # times. Thus, the requests will retry at 10s, 20s, 40s, 80s, 160s, | 
|  | # 240s, 300s, 300s, .... | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_doublings in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "minBackoff": "A String", # A task will be scheduled for retry between | 
|  | # min_backoff and | 
|  | # max_backoff duration after it fails, | 
|  | # if the queue's RetryConfig specifies that the task should be | 
|  | # retried. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `min_backoff` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [min_backoff_seconds in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxBackoff": "A String", # A task will be scheduled for retry between | 
|  | # min_backoff and | 
|  | # max_backoff duration after it fails, | 
|  | # if the queue's RetryConfig specifies that the task should be | 
|  | # retried. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `max_backoff` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_backoff_seconds in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | }, | 
|  | "state": "A String", # Output only. The state of the queue. | 
|  | # | 
|  | # `state` can only be changed by called | 
|  | # PauseQueue, | 
|  | # ResumeQueue, or uploading | 
|  | # [queue.yaml/xml](https://cloud.google.com/appengine/docs/python/config/queueref). | 
|  | # UpdateQueue cannot be used to change `state`. | 
|  | "name": "A String", # Caller-specified and required in CreateQueue, | 
|  | # after which it becomes output only. | 
|  | # | 
|  | # The queue name. | 
|  | # | 
|  | # The queue name must have the following format: | 
|  | # `projects/PROJECT_ID/locations/LOCATION_ID/queues/QUEUE_ID` | 
|  | # | 
|  | # * `PROJECT_ID` can contain letters ([A-Za-z]), numbers ([0-9]), | 
|  | #    hyphens (-), colons (:), or periods (.). | 
|  | #    For more information, see | 
|  | #    [Identifying | 
|  | #    projects](https://cloud.google.com/resource-manager/docs/creating-managing-projects#identifying_projects) | 
|  | # * `LOCATION_ID` is the canonical ID for the queue's location. | 
|  | #    The list of available locations can be obtained by calling | 
|  | #    ListLocations. | 
|  | #    For more information, see https://cloud.google.com/about/locations/. | 
|  | # * `QUEUE_ID` can contain letters ([A-Za-z]), numbers ([0-9]), or | 
|  | #   hyphens (-). The maximum length is 100 characters. | 
|  | } | 
|  |  | 
|  | updateMask: string, A mask used to specify which fields of the queue are being updated. | 
|  |  | 
|  | If empty, then all fields will be updated. | 
|  | x__xgafv: string, V1 error format. | 
|  | Allowed values | 
|  | 1 - v1 error format | 
|  | 2 - v2 error format | 
|  |  | 
|  | Returns: | 
|  | An object of the form: | 
|  |  | 
|  | { # A queue is a container of related tasks. Queues are configured to manage | 
|  | # how those tasks are dispatched. Configurable properties include rate limits, | 
|  | # retry options, queue types, and others. | 
|  | "rateLimits": { # Rate limits. # Rate limits for task dispatches. | 
|  | # | 
|  | # rate_limits and retry_config are | 
|  | # related because they both control task attempts. However they control task | 
|  | # attempts in different ways: | 
|  | # | 
|  | # * rate_limits controls the total rate of | 
|  | #   dispatches from a queue (i.e. all traffic dispatched from the | 
|  | #   queue, regardless of whether the dispatch is from a first | 
|  | #   attempt or a retry). | 
|  | # * retry_config controls what happens to | 
|  | #   particular a task after its first attempt fails. That is, | 
|  | #   retry_config controls task retries (the | 
|  | #   second attempt, third attempt, etc). | 
|  | # | 
|  | # The queue's actual dispatch rate is the result of: | 
|  | # | 
|  | # * Number of tasks in the queue | 
|  | # * User-specified throttling: rate_limits, | 
|  | #   retry_config, and the | 
|  | #   queue's state. | 
|  | # * System throttling due to `429` (Too Many Requests) or `503` (Service | 
|  | #   Unavailable) responses from the worker, high error rates, or to smooth | 
|  | #   sudden large traffic spikes. | 
|  | # | 
|  | # This message determines the maximum rate that tasks can be dispatched by a | 
|  | # queue, regardless of whether the dispatch is a first task attempt or a retry. | 
|  | # | 
|  | # Note: The debugging command, RunTask, will run a task | 
|  | # even if the queue has reached its RateLimits. | 
|  | "maxBurstSize": 42, # Output only. The max burst size. | 
|  | # | 
|  | # Max burst size limits how fast tasks in queue are processed when | 
|  | # many tasks are in the queue and the rate is high. This field | 
|  | # allows the queue to have a high rate so processing starts shortly | 
|  | # after a task is enqueued, but still limits resource usage when | 
|  | # many tasks are enqueued in a short period of time. | 
|  | # | 
|  | # The [token bucket](https://wikipedia.org/wiki/Token_Bucket) | 
|  | # algorithm is used to control the rate of task dispatches. Each | 
|  | # queue has a token bucket that holds tokens, up to the maximum | 
|  | # specified by `max_burst_size`. Each time a task is dispatched, a | 
|  | # token is removed from the bucket. Tasks will be dispatched until | 
|  | # the queue's bucket runs out of tokens. The bucket will be | 
|  | # continuously refilled with new tokens based on | 
|  | # max_dispatches_per_second. | 
|  | # | 
|  | # Cloud Tasks will pick the value of `max_burst_size` based on the | 
|  | # value of | 
|  | # max_dispatches_per_second. | 
|  | # | 
|  | # For App Engine queues that were created or updated using | 
|  | # `queue.yaml/xml`, `max_burst_size` is equal to | 
|  | # [bucket_size](https://cloud.google.com/appengine/docs/standard/python/config/queueref#bucket_size). | 
|  | # Since `max_burst_size` is output only, if | 
|  | # UpdateQueue is called on a queue | 
|  | # created by `queue.yaml/xml`, `max_burst_size` will be reset based | 
|  | # on the value of | 
|  | # max_dispatches_per_second, | 
|  | # regardless of whether | 
|  | # max_dispatches_per_second | 
|  | # is updated. | 
|  | "maxConcurrentDispatches": 42, # The maximum number of concurrent tasks that Cloud Tasks allows | 
|  | # to be dispatched for this queue. After this threshold has been | 
|  | # reached, Cloud Tasks stops dispatching tasks until the number of | 
|  | # concurrent requests decreases. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # The maximum allowed value is 5,000. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_concurrent_requests in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#max_concurrent_requests). | 
|  | "maxDispatchesPerSecond": 3.14, # The maximum rate at which tasks are dispatched from this queue. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # * For App Engine queues, the maximum allowed value | 
|  | #   is 500. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [rate in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#rate). | 
|  | }, | 
|  | "stackdriverLoggingConfig": { # Configuration options for writing logs to # Configuration options for writing logs to | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). If this | 
|  | # field is unset, then no logs are written. | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). | 
|  | "samplingRatio": 3.14, # Specifies the fraction of operations to write to | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). | 
|  | # This field may contain any value between 0.0 and 1.0, inclusive. | 
|  | # 0.0 is the default and means that no operations are logged. | 
|  | }, | 
|  | "appEngineHttpQueue": { # App Engine HTTP queue. # AppEngineHttpQueue settings apply only to | 
|  | # App Engine tasks in this queue. | 
|  | # Http tasks are not affected by this proto. | 
|  | # | 
|  | # The task will be delivered to the App Engine application hostname | 
|  | # specified by its AppEngineHttpQueue and AppEngineHttpRequest. | 
|  | # The documentation for AppEngineHttpRequest explains how the | 
|  | # task's host URL is constructed. | 
|  | # | 
|  | # Using AppEngineHttpQueue requires | 
|  | # [`appengine.applications.get`](https://cloud.google.com/appengine/docs/admin-api/access-control) | 
|  | # Google IAM permission for the project | 
|  | # and the following scope: | 
|  | # | 
|  | # `https://www.googleapis.com/auth/cloud-platform` | 
|  | "appEngineRoutingOverride": { # App Engine Routing. # Overrides for the | 
|  | # task-level app_engine_routing. | 
|  | # | 
|  | # If set, `app_engine_routing_override` is used for all tasks in | 
|  | # the queue, no matter what the setting is for the | 
|  | # task-level app_engine_routing. | 
|  | # | 
|  | # Defines routing characteristics specific to App Engine - service, version, | 
|  | # and instance. | 
|  | # | 
|  | # For more information about services, versions, and instances see | 
|  | # [An Overview of App | 
|  | # Engine](https://cloud.google.com/appengine/docs/python/an-overview-of-app-engine), | 
|  | # [Microservices Architecture on Google App | 
|  | # Engine](https://cloud.google.com/appengine/docs/python/microservices-on-app-engine), | 
|  | # [App Engine Standard request | 
|  | # routing](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed), | 
|  | # and [App Engine Flex request | 
|  | # routing](https://cloud.google.com/appengine/docs/flexible/python/how-requests-are-routed). | 
|  | "service": "A String", # App service. | 
|  | # | 
|  | # By default, the task is sent to the service which is the default | 
|  | # service when the task is attempted. | 
|  | # | 
|  | # For some queues or tasks which were created using the App Engine | 
|  | # Task Queue API, host is not parsable | 
|  | # into service, | 
|  | # version, and | 
|  | # instance. For example, some tasks | 
|  | # which were created using the App Engine SDK use a custom domain | 
|  | # name; custom domains are not parsed by Cloud Tasks. If | 
|  | # host is not parsable, then | 
|  | # service, | 
|  | # version, and | 
|  | # instance are the empty string. | 
|  | "instance": "A String", # App instance. | 
|  | # | 
|  | # By default, the task is sent to an instance which is available when | 
|  | # the task is attempted. | 
|  | # | 
|  | # Requests can only be sent to a specific instance if | 
|  | # [manual scaling is used in App Engine | 
|  | # Standard](https://cloud.google.com/appengine/docs/python/an-overview-of-app-engine?hl=en_US#scaling_types_and_instance_classes). | 
|  | # App Engine Flex does not support instances. For more information, see | 
|  | # [App Engine Standard request | 
|  | # routing](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed) | 
|  | # and [App Engine Flex request | 
|  | # routing](https://cloud.google.com/appengine/docs/flexible/python/how-requests-are-routed). | 
|  | "version": "A String", # App version. | 
|  | # | 
|  | # By default, the task is sent to the version which is the default | 
|  | # version when the task is attempted. | 
|  | # | 
|  | # For some queues or tasks which were created using the App Engine | 
|  | # Task Queue API, host is not parsable | 
|  | # into service, | 
|  | # version, and | 
|  | # instance. For example, some tasks | 
|  | # which were created using the App Engine SDK use a custom domain | 
|  | # name; custom domains are not parsed by Cloud Tasks. If | 
|  | # host is not parsable, then | 
|  | # service, | 
|  | # version, and | 
|  | # instance are the empty string. | 
|  | "host": "A String", # Output only. The host that the task is sent to. | 
|  | # | 
|  | # The host is constructed from the domain name of the app associated with | 
|  | # the queue's project ID (for example <app-id>.appspot.com), and the | 
|  | # service, version, | 
|  | # and instance. Tasks which were created using | 
|  | # the App Engine SDK might have a custom domain name. | 
|  | # | 
|  | # For more information, see | 
|  | # [How Requests are | 
|  | # Routed](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed). | 
|  | }, | 
|  | }, | 
|  | "purgeTime": "A String", # Output only. The last time this queue was purged. | 
|  | # | 
|  | # All tasks that were created before this time | 
|  | # were purged. | 
|  | # | 
|  | # A queue can be purged using PurgeQueue, the | 
|  | # [App Engine Task Queue SDK, or the Cloud | 
|  | # Console](https://cloud.google.com/appengine/docs/standard/python/taskqueue/push/deleting-tasks-and-queues#purging_all_tasks_from_a_queue). | 
|  | # | 
|  | # Purge time will be truncated to the nearest microsecond. Purge | 
|  | # time will be unset if the queue has never been purged. | 
|  | "retryConfig": { # Retry config. # Settings that determine the retry behavior. | 
|  | # | 
|  | # * For tasks created using Cloud Tasks: the queue-level retry settings | 
|  | #   apply to all tasks in the queue that were created using Cloud Tasks. | 
|  | #   Retry settings cannot be set on individual tasks. | 
|  | # * For tasks created using the App Engine SDK: the queue-level retry | 
|  | #   settings apply to all tasks in the queue which do not have retry settings | 
|  | #   explicitly set on the task and were created by the App Engine SDK. See | 
|  | #   [App Engine | 
|  | #   documentation](https://cloud.google.com/appengine/docs/standard/python/taskqueue/push/retrying-tasks). | 
|  | # | 
|  | # These settings determine when a failed task attempt is retried. | 
|  | "maxRetryDuration": "A String", # If positive, `max_retry_duration` specifies the time limit for | 
|  | # retrying a failed task, measured from when the task was first | 
|  | # attempted. Once `max_retry_duration` time has passed *and* the | 
|  | # task has been attempted max_attempts | 
|  | # times, no further attempts will be made and the task will be | 
|  | # deleted. | 
|  | # | 
|  | # If zero, then the task age is unlimited. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `max_retry_duration` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [task_age_limit in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxAttempts": 42, # Number of attempts per task. | 
|  | # | 
|  | # Cloud Tasks will attempt the task `max_attempts` times (that is, if the | 
|  | # first attempt fails, then there will be `max_attempts - 1` retries). Must | 
|  | # be >= -1. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # -1 indicates unlimited attempts. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [task_retry_limit in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxDoublings": 42, # The time between retries will double `max_doublings` times. | 
|  | # | 
|  | # A task's retry interval starts at | 
|  | # min_backoff, then doubles | 
|  | # `max_doublings` times, then increases linearly, and finally | 
|  | # retries at intervals of | 
|  | # max_backoff up to | 
|  | # max_attempts times. | 
|  | # | 
|  | # For example, if min_backoff is 10s, | 
|  | # max_backoff is 300s, and | 
|  | # `max_doublings` is 3, then the a task will first be retried in | 
|  | # 10s. The retry interval will double three times, and then | 
|  | # increase linearly by 2^3 * 10s.  Finally, the task will retry at | 
|  | # intervals of max_backoff until the | 
|  | # task has been attempted max_attempts | 
|  | # times. Thus, the requests will retry at 10s, 20s, 40s, 80s, 160s, | 
|  | # 240s, 300s, 300s, .... | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_doublings in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "minBackoff": "A String", # A task will be scheduled for retry between | 
|  | # min_backoff and | 
|  | # max_backoff duration after it fails, | 
|  | # if the queue's RetryConfig specifies that the task should be | 
|  | # retried. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `min_backoff` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [min_backoff_seconds in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxBackoff": "A String", # A task will be scheduled for retry between | 
|  | # min_backoff and | 
|  | # max_backoff duration after it fails, | 
|  | # if the queue's RetryConfig specifies that the task should be | 
|  | # retried. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `max_backoff` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_backoff_seconds in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | }, | 
|  | "state": "A String", # Output only. The state of the queue. | 
|  | # | 
|  | # `state` can only be changed by called | 
|  | # PauseQueue, | 
|  | # ResumeQueue, or uploading | 
|  | # [queue.yaml/xml](https://cloud.google.com/appengine/docs/python/config/queueref). | 
|  | # UpdateQueue cannot be used to change `state`. | 
|  | "name": "A String", # Caller-specified and required in CreateQueue, | 
|  | # after which it becomes output only. | 
|  | # | 
|  | # The queue name. | 
|  | # | 
|  | # The queue name must have the following format: | 
|  | # `projects/PROJECT_ID/locations/LOCATION_ID/queues/QUEUE_ID` | 
|  | # | 
|  | # * `PROJECT_ID` can contain letters ([A-Za-z]), numbers ([0-9]), | 
|  | #    hyphens (-), colons (:), or periods (.). | 
|  | #    For more information, see | 
|  | #    [Identifying | 
|  | #    projects](https://cloud.google.com/resource-manager/docs/creating-managing-projects#identifying_projects) | 
|  | # * `LOCATION_ID` is the canonical ID for the queue's location. | 
|  | #    The list of available locations can be obtained by calling | 
|  | #    ListLocations. | 
|  | #    For more information, see https://cloud.google.com/about/locations/. | 
|  | # * `QUEUE_ID` can contain letters ([A-Za-z]), numbers ([0-9]), or | 
|  | #   hyphens (-). The maximum length is 100 characters. | 
|  | }</pre> | 
|  | </div> | 
|  |  | 
|  | <div class="method"> | 
|  | <code class="details" id="pause">pause(name, body=None, x__xgafv=None)</code> | 
|  | <pre>Pauses the queue. | 
|  |  | 
|  | If a queue is paused then the system will stop dispatching tasks | 
|  | until the queue is resumed via | 
|  | ResumeQueue. Tasks can still be added | 
|  | when the queue is paused. A queue is paused if its | 
|  | state is PAUSED. | 
|  |  | 
|  | Args: | 
|  | name: string, Required. The queue name. For example: | 
|  | `projects/PROJECT_ID/location/LOCATION_ID/queues/QUEUE_ID` (required) | 
|  | body: object, The request body. | 
|  | The object takes the form of: | 
|  |  | 
|  | { # Request message for PauseQueue. | 
|  | } | 
|  |  | 
|  | x__xgafv: string, V1 error format. | 
|  | Allowed values | 
|  | 1 - v1 error format | 
|  | 2 - v2 error format | 
|  |  | 
|  | Returns: | 
|  | An object of the form: | 
|  |  | 
|  | { # A queue is a container of related tasks. Queues are configured to manage | 
|  | # how those tasks are dispatched. Configurable properties include rate limits, | 
|  | # retry options, queue types, and others. | 
|  | "rateLimits": { # Rate limits. # Rate limits for task dispatches. | 
|  | # | 
|  | # rate_limits and retry_config are | 
|  | # related because they both control task attempts. However they control task | 
|  | # attempts in different ways: | 
|  | # | 
|  | # * rate_limits controls the total rate of | 
|  | #   dispatches from a queue (i.e. all traffic dispatched from the | 
|  | #   queue, regardless of whether the dispatch is from a first | 
|  | #   attempt or a retry). | 
|  | # * retry_config controls what happens to | 
|  | #   particular a task after its first attempt fails. That is, | 
|  | #   retry_config controls task retries (the | 
|  | #   second attempt, third attempt, etc). | 
|  | # | 
|  | # The queue's actual dispatch rate is the result of: | 
|  | # | 
|  | # * Number of tasks in the queue | 
|  | # * User-specified throttling: rate_limits, | 
|  | #   retry_config, and the | 
|  | #   queue's state. | 
|  | # * System throttling due to `429` (Too Many Requests) or `503` (Service | 
|  | #   Unavailable) responses from the worker, high error rates, or to smooth | 
|  | #   sudden large traffic spikes. | 
|  | # | 
|  | # This message determines the maximum rate that tasks can be dispatched by a | 
|  | # queue, regardless of whether the dispatch is a first task attempt or a retry. | 
|  | # | 
|  | # Note: The debugging command, RunTask, will run a task | 
|  | # even if the queue has reached its RateLimits. | 
|  | "maxBurstSize": 42, # Output only. The max burst size. | 
|  | # | 
|  | # Max burst size limits how fast tasks in queue are processed when | 
|  | # many tasks are in the queue and the rate is high. This field | 
|  | # allows the queue to have a high rate so processing starts shortly | 
|  | # after a task is enqueued, but still limits resource usage when | 
|  | # many tasks are enqueued in a short period of time. | 
|  | # | 
|  | # The [token bucket](https://wikipedia.org/wiki/Token_Bucket) | 
|  | # algorithm is used to control the rate of task dispatches. Each | 
|  | # queue has a token bucket that holds tokens, up to the maximum | 
|  | # specified by `max_burst_size`. Each time a task is dispatched, a | 
|  | # token is removed from the bucket. Tasks will be dispatched until | 
|  | # the queue's bucket runs out of tokens. The bucket will be | 
|  | # continuously refilled with new tokens based on | 
|  | # max_dispatches_per_second. | 
|  | # | 
|  | # Cloud Tasks will pick the value of `max_burst_size` based on the | 
|  | # value of | 
|  | # max_dispatches_per_second. | 
|  | # | 
|  | # For App Engine queues that were created or updated using | 
|  | # `queue.yaml/xml`, `max_burst_size` is equal to | 
|  | # [bucket_size](https://cloud.google.com/appengine/docs/standard/python/config/queueref#bucket_size). | 
|  | # Since `max_burst_size` is output only, if | 
|  | # UpdateQueue is called on a queue | 
|  | # created by `queue.yaml/xml`, `max_burst_size` will be reset based | 
|  | # on the value of | 
|  | # max_dispatches_per_second, | 
|  | # regardless of whether | 
|  | # max_dispatches_per_second | 
|  | # is updated. | 
|  | "maxConcurrentDispatches": 42, # The maximum number of concurrent tasks that Cloud Tasks allows | 
|  | # to be dispatched for this queue. After this threshold has been | 
|  | # reached, Cloud Tasks stops dispatching tasks until the number of | 
|  | # concurrent requests decreases. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # The maximum allowed value is 5,000. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_concurrent_requests in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#max_concurrent_requests). | 
|  | "maxDispatchesPerSecond": 3.14, # The maximum rate at which tasks are dispatched from this queue. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # * For App Engine queues, the maximum allowed value | 
|  | #   is 500. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [rate in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#rate). | 
|  | }, | 
|  | "stackdriverLoggingConfig": { # Configuration options for writing logs to # Configuration options for writing logs to | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). If this | 
|  | # field is unset, then no logs are written. | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). | 
|  | "samplingRatio": 3.14, # Specifies the fraction of operations to write to | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). | 
|  | # This field may contain any value between 0.0 and 1.0, inclusive. | 
|  | # 0.0 is the default and means that no operations are logged. | 
|  | }, | 
|  | "appEngineHttpQueue": { # App Engine HTTP queue. # AppEngineHttpQueue settings apply only to | 
|  | # App Engine tasks in this queue. | 
|  | # Http tasks are not affected by this proto. | 
|  | # | 
|  | # The task will be delivered to the App Engine application hostname | 
|  | # specified by its AppEngineHttpQueue and AppEngineHttpRequest. | 
|  | # The documentation for AppEngineHttpRequest explains how the | 
|  | # task's host URL is constructed. | 
|  | # | 
|  | # Using AppEngineHttpQueue requires | 
|  | # [`appengine.applications.get`](https://cloud.google.com/appengine/docs/admin-api/access-control) | 
|  | # Google IAM permission for the project | 
|  | # and the following scope: | 
|  | # | 
|  | # `https://www.googleapis.com/auth/cloud-platform` | 
|  | "appEngineRoutingOverride": { # App Engine Routing. # Overrides for the | 
|  | # task-level app_engine_routing. | 
|  | # | 
|  | # If set, `app_engine_routing_override` is used for all tasks in | 
|  | # the queue, no matter what the setting is for the | 
|  | # task-level app_engine_routing. | 
|  | # | 
|  | # Defines routing characteristics specific to App Engine - service, version, | 
|  | # and instance. | 
|  | # | 
|  | # For more information about services, versions, and instances see | 
|  | # [An Overview of App | 
|  | # Engine](https://cloud.google.com/appengine/docs/python/an-overview-of-app-engine), | 
|  | # [Microservices Architecture on Google App | 
|  | # Engine](https://cloud.google.com/appengine/docs/python/microservices-on-app-engine), | 
|  | # [App Engine Standard request | 
|  | # routing](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed), | 
|  | # and [App Engine Flex request | 
|  | # routing](https://cloud.google.com/appengine/docs/flexible/python/how-requests-are-routed). | 
|  | "service": "A String", # App service. | 
|  | # | 
|  | # By default, the task is sent to the service which is the default | 
|  | # service when the task is attempted. | 
|  | # | 
|  | # For some queues or tasks which were created using the App Engine | 
|  | # Task Queue API, host is not parsable | 
|  | # into service, | 
|  | # version, and | 
|  | # instance. For example, some tasks | 
|  | # which were created using the App Engine SDK use a custom domain | 
|  | # name; custom domains are not parsed by Cloud Tasks. If | 
|  | # host is not parsable, then | 
|  | # service, | 
|  | # version, and | 
|  | # instance are the empty string. | 
|  | "instance": "A String", # App instance. | 
|  | # | 
|  | # By default, the task is sent to an instance which is available when | 
|  | # the task is attempted. | 
|  | # | 
|  | # Requests can only be sent to a specific instance if | 
|  | # [manual scaling is used in App Engine | 
|  | # Standard](https://cloud.google.com/appengine/docs/python/an-overview-of-app-engine?hl=en_US#scaling_types_and_instance_classes). | 
|  | # App Engine Flex does not support instances. For more information, see | 
|  | # [App Engine Standard request | 
|  | # routing](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed) | 
|  | # and [App Engine Flex request | 
|  | # routing](https://cloud.google.com/appengine/docs/flexible/python/how-requests-are-routed). | 
|  | "version": "A String", # App version. | 
|  | # | 
|  | # By default, the task is sent to the version which is the default | 
|  | # version when the task is attempted. | 
|  | # | 
|  | # For some queues or tasks which were created using the App Engine | 
|  | # Task Queue API, host is not parsable | 
|  | # into service, | 
|  | # version, and | 
|  | # instance. For example, some tasks | 
|  | # which were created using the App Engine SDK use a custom domain | 
|  | # name; custom domains are not parsed by Cloud Tasks. If | 
|  | # host is not parsable, then | 
|  | # service, | 
|  | # version, and | 
|  | # instance are the empty string. | 
|  | "host": "A String", # Output only. The host that the task is sent to. | 
|  | # | 
|  | # The host is constructed from the domain name of the app associated with | 
|  | # the queue's project ID (for example <app-id>.appspot.com), and the | 
|  | # service, version, | 
|  | # and instance. Tasks which were created using | 
|  | # the App Engine SDK might have a custom domain name. | 
|  | # | 
|  | # For more information, see | 
|  | # [How Requests are | 
|  | # Routed](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed). | 
|  | }, | 
|  | }, | 
|  | "purgeTime": "A String", # Output only. The last time this queue was purged. | 
|  | # | 
|  | # All tasks that were created before this time | 
|  | # were purged. | 
|  | # | 
|  | # A queue can be purged using PurgeQueue, the | 
|  | # [App Engine Task Queue SDK, or the Cloud | 
|  | # Console](https://cloud.google.com/appengine/docs/standard/python/taskqueue/push/deleting-tasks-and-queues#purging_all_tasks_from_a_queue). | 
|  | # | 
|  | # Purge time will be truncated to the nearest microsecond. Purge | 
|  | # time will be unset if the queue has never been purged. | 
|  | "retryConfig": { # Retry config. # Settings that determine the retry behavior. | 
|  | # | 
|  | # * For tasks created using Cloud Tasks: the queue-level retry settings | 
|  | #   apply to all tasks in the queue that were created using Cloud Tasks. | 
|  | #   Retry settings cannot be set on individual tasks. | 
|  | # * For tasks created using the App Engine SDK: the queue-level retry | 
|  | #   settings apply to all tasks in the queue which do not have retry settings | 
|  | #   explicitly set on the task and were created by the App Engine SDK. See | 
|  | #   [App Engine | 
|  | #   documentation](https://cloud.google.com/appengine/docs/standard/python/taskqueue/push/retrying-tasks). | 
|  | # | 
|  | # These settings determine when a failed task attempt is retried. | 
|  | "maxRetryDuration": "A String", # If positive, `max_retry_duration` specifies the time limit for | 
|  | # retrying a failed task, measured from when the task was first | 
|  | # attempted. Once `max_retry_duration` time has passed *and* the | 
|  | # task has been attempted max_attempts | 
|  | # times, no further attempts will be made and the task will be | 
|  | # deleted. | 
|  | # | 
|  | # If zero, then the task age is unlimited. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `max_retry_duration` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [task_age_limit in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxAttempts": 42, # Number of attempts per task. | 
|  | # | 
|  | # Cloud Tasks will attempt the task `max_attempts` times (that is, if the | 
|  | # first attempt fails, then there will be `max_attempts - 1` retries). Must | 
|  | # be >= -1. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # -1 indicates unlimited attempts. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [task_retry_limit in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxDoublings": 42, # The time between retries will double `max_doublings` times. | 
|  | # | 
|  | # A task's retry interval starts at | 
|  | # min_backoff, then doubles | 
|  | # `max_doublings` times, then increases linearly, and finally | 
|  | # retries at intervals of | 
|  | # max_backoff up to | 
|  | # max_attempts times. | 
|  | # | 
|  | # For example, if min_backoff is 10s, | 
|  | # max_backoff is 300s, and | 
|  | # `max_doublings` is 3, then the a task will first be retried in | 
|  | # 10s. The retry interval will double three times, and then | 
|  | # increase linearly by 2^3 * 10s.  Finally, the task will retry at | 
|  | # intervals of max_backoff until the | 
|  | # task has been attempted max_attempts | 
|  | # times. Thus, the requests will retry at 10s, 20s, 40s, 80s, 160s, | 
|  | # 240s, 300s, 300s, .... | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_doublings in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "minBackoff": "A String", # A task will be scheduled for retry between | 
|  | # min_backoff and | 
|  | # max_backoff duration after it fails, | 
|  | # if the queue's RetryConfig specifies that the task should be | 
|  | # retried. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `min_backoff` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [min_backoff_seconds in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxBackoff": "A String", # A task will be scheduled for retry between | 
|  | # min_backoff and | 
|  | # max_backoff duration after it fails, | 
|  | # if the queue's RetryConfig specifies that the task should be | 
|  | # retried. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `max_backoff` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_backoff_seconds in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | }, | 
|  | "state": "A String", # Output only. The state of the queue. | 
|  | # | 
|  | # `state` can only be changed by called | 
|  | # PauseQueue, | 
|  | # ResumeQueue, or uploading | 
|  | # [queue.yaml/xml](https://cloud.google.com/appengine/docs/python/config/queueref). | 
|  | # UpdateQueue cannot be used to change `state`. | 
|  | "name": "A String", # Caller-specified and required in CreateQueue, | 
|  | # after which it becomes output only. | 
|  | # | 
|  | # The queue name. | 
|  | # | 
|  | # The queue name must have the following format: | 
|  | # `projects/PROJECT_ID/locations/LOCATION_ID/queues/QUEUE_ID` | 
|  | # | 
|  | # * `PROJECT_ID` can contain letters ([A-Za-z]), numbers ([0-9]), | 
|  | #    hyphens (-), colons (:), or periods (.). | 
|  | #    For more information, see | 
|  | #    [Identifying | 
|  | #    projects](https://cloud.google.com/resource-manager/docs/creating-managing-projects#identifying_projects) | 
|  | # * `LOCATION_ID` is the canonical ID for the queue's location. | 
|  | #    The list of available locations can be obtained by calling | 
|  | #    ListLocations. | 
|  | #    For more information, see https://cloud.google.com/about/locations/. | 
|  | # * `QUEUE_ID` can contain letters ([A-Za-z]), numbers ([0-9]), or | 
|  | #   hyphens (-). The maximum length is 100 characters. | 
|  | }</pre> | 
|  | </div> | 
|  |  | 
|  | <div class="method"> | 
|  | <code class="details" id="purge">purge(name, body=None, x__xgafv=None)</code> | 
|  | <pre>Purges a queue by deleting all of its tasks. | 
|  |  | 
|  | All tasks created before this method is called are permanently deleted. | 
|  |  | 
|  | Purge operations can take up to one minute to take effect. Tasks | 
|  | might be dispatched before the purge takes effect. A purge is irreversible. | 
|  |  | 
|  | Args: | 
|  | name: string, Required. The queue name. For example: | 
|  | `projects/PROJECT_ID/location/LOCATION_ID/queues/QUEUE_ID` (required) | 
|  | body: object, The request body. | 
|  | The object takes the form of: | 
|  |  | 
|  | { # Request message for PurgeQueue. | 
|  | } | 
|  |  | 
|  | x__xgafv: string, V1 error format. | 
|  | Allowed values | 
|  | 1 - v1 error format | 
|  | 2 - v2 error format | 
|  |  | 
|  | Returns: | 
|  | An object of the form: | 
|  |  | 
|  | { # A queue is a container of related tasks. Queues are configured to manage | 
|  | # how those tasks are dispatched. Configurable properties include rate limits, | 
|  | # retry options, queue types, and others. | 
|  | "rateLimits": { # Rate limits. # Rate limits for task dispatches. | 
|  | # | 
|  | # rate_limits and retry_config are | 
|  | # related because they both control task attempts. However they control task | 
|  | # attempts in different ways: | 
|  | # | 
|  | # * rate_limits controls the total rate of | 
|  | #   dispatches from a queue (i.e. all traffic dispatched from the | 
|  | #   queue, regardless of whether the dispatch is from a first | 
|  | #   attempt or a retry). | 
|  | # * retry_config controls what happens to | 
|  | #   particular a task after its first attempt fails. That is, | 
|  | #   retry_config controls task retries (the | 
|  | #   second attempt, third attempt, etc). | 
|  | # | 
|  | # The queue's actual dispatch rate is the result of: | 
|  | # | 
|  | # * Number of tasks in the queue | 
|  | # * User-specified throttling: rate_limits, | 
|  | #   retry_config, and the | 
|  | #   queue's state. | 
|  | # * System throttling due to `429` (Too Many Requests) or `503` (Service | 
|  | #   Unavailable) responses from the worker, high error rates, or to smooth | 
|  | #   sudden large traffic spikes. | 
|  | # | 
|  | # This message determines the maximum rate that tasks can be dispatched by a | 
|  | # queue, regardless of whether the dispatch is a first task attempt or a retry. | 
|  | # | 
|  | # Note: The debugging command, RunTask, will run a task | 
|  | # even if the queue has reached its RateLimits. | 
|  | "maxBurstSize": 42, # Output only. The max burst size. | 
|  | # | 
|  | # Max burst size limits how fast tasks in queue are processed when | 
|  | # many tasks are in the queue and the rate is high. This field | 
|  | # allows the queue to have a high rate so processing starts shortly | 
|  | # after a task is enqueued, but still limits resource usage when | 
|  | # many tasks are enqueued in a short period of time. | 
|  | # | 
|  | # The [token bucket](https://wikipedia.org/wiki/Token_Bucket) | 
|  | # algorithm is used to control the rate of task dispatches. Each | 
|  | # queue has a token bucket that holds tokens, up to the maximum | 
|  | # specified by `max_burst_size`. Each time a task is dispatched, a | 
|  | # token is removed from the bucket. Tasks will be dispatched until | 
|  | # the queue's bucket runs out of tokens. The bucket will be | 
|  | # continuously refilled with new tokens based on | 
|  | # max_dispatches_per_second. | 
|  | # | 
|  | # Cloud Tasks will pick the value of `max_burst_size` based on the | 
|  | # value of | 
|  | # max_dispatches_per_second. | 
|  | # | 
|  | # For App Engine queues that were created or updated using | 
|  | # `queue.yaml/xml`, `max_burst_size` is equal to | 
|  | # [bucket_size](https://cloud.google.com/appengine/docs/standard/python/config/queueref#bucket_size). | 
|  | # Since `max_burst_size` is output only, if | 
|  | # UpdateQueue is called on a queue | 
|  | # created by `queue.yaml/xml`, `max_burst_size` will be reset based | 
|  | # on the value of | 
|  | # max_dispatches_per_second, | 
|  | # regardless of whether | 
|  | # max_dispatches_per_second | 
|  | # is updated. | 
|  | "maxConcurrentDispatches": 42, # The maximum number of concurrent tasks that Cloud Tasks allows | 
|  | # to be dispatched for this queue. After this threshold has been | 
|  | # reached, Cloud Tasks stops dispatching tasks until the number of | 
|  | # concurrent requests decreases. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # The maximum allowed value is 5,000. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_concurrent_requests in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#max_concurrent_requests). | 
|  | "maxDispatchesPerSecond": 3.14, # The maximum rate at which tasks are dispatched from this queue. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # * For App Engine queues, the maximum allowed value | 
|  | #   is 500. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [rate in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#rate). | 
|  | }, | 
|  | "stackdriverLoggingConfig": { # Configuration options for writing logs to # Configuration options for writing logs to | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). If this | 
|  | # field is unset, then no logs are written. | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). | 
|  | "samplingRatio": 3.14, # Specifies the fraction of operations to write to | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). | 
|  | # This field may contain any value between 0.0 and 1.0, inclusive. | 
|  | # 0.0 is the default and means that no operations are logged. | 
|  | }, | 
|  | "appEngineHttpQueue": { # App Engine HTTP queue. # AppEngineHttpQueue settings apply only to | 
|  | # App Engine tasks in this queue. | 
|  | # Http tasks are not affected by this proto. | 
|  | # | 
|  | # The task will be delivered to the App Engine application hostname | 
|  | # specified by its AppEngineHttpQueue and AppEngineHttpRequest. | 
|  | # The documentation for AppEngineHttpRequest explains how the | 
|  | # task's host URL is constructed. | 
|  | # | 
|  | # Using AppEngineHttpQueue requires | 
|  | # [`appengine.applications.get`](https://cloud.google.com/appengine/docs/admin-api/access-control) | 
|  | # Google IAM permission for the project | 
|  | # and the following scope: | 
|  | # | 
|  | # `https://www.googleapis.com/auth/cloud-platform` | 
|  | "appEngineRoutingOverride": { # App Engine Routing. # Overrides for the | 
|  | # task-level app_engine_routing. | 
|  | # | 
|  | # If set, `app_engine_routing_override` is used for all tasks in | 
|  | # the queue, no matter what the setting is for the | 
|  | # task-level app_engine_routing. | 
|  | # | 
|  | # Defines routing characteristics specific to App Engine - service, version, | 
|  | # and instance. | 
|  | # | 
|  | # For more information about services, versions, and instances see | 
|  | # [An Overview of App | 
|  | # Engine](https://cloud.google.com/appengine/docs/python/an-overview-of-app-engine), | 
|  | # [Microservices Architecture on Google App | 
|  | # Engine](https://cloud.google.com/appengine/docs/python/microservices-on-app-engine), | 
|  | # [App Engine Standard request | 
|  | # routing](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed), | 
|  | # and [App Engine Flex request | 
|  | # routing](https://cloud.google.com/appengine/docs/flexible/python/how-requests-are-routed). | 
|  | "service": "A String", # App service. | 
|  | # | 
|  | # By default, the task is sent to the service which is the default | 
|  | # service when the task is attempted. | 
|  | # | 
|  | # For some queues or tasks which were created using the App Engine | 
|  | # Task Queue API, host is not parsable | 
|  | # into service, | 
|  | # version, and | 
|  | # instance. For example, some tasks | 
|  | # which were created using the App Engine SDK use a custom domain | 
|  | # name; custom domains are not parsed by Cloud Tasks. If | 
|  | # host is not parsable, then | 
|  | # service, | 
|  | # version, and | 
|  | # instance are the empty string. | 
|  | "instance": "A String", # App instance. | 
|  | # | 
|  | # By default, the task is sent to an instance which is available when | 
|  | # the task is attempted. | 
|  | # | 
|  | # Requests can only be sent to a specific instance if | 
|  | # [manual scaling is used in App Engine | 
|  | # Standard](https://cloud.google.com/appengine/docs/python/an-overview-of-app-engine?hl=en_US#scaling_types_and_instance_classes). | 
|  | # App Engine Flex does not support instances. For more information, see | 
|  | # [App Engine Standard request | 
|  | # routing](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed) | 
|  | # and [App Engine Flex request | 
|  | # routing](https://cloud.google.com/appengine/docs/flexible/python/how-requests-are-routed). | 
|  | "version": "A String", # App version. | 
|  | # | 
|  | # By default, the task is sent to the version which is the default | 
|  | # version when the task is attempted. | 
|  | # | 
|  | # For some queues or tasks which were created using the App Engine | 
|  | # Task Queue API, host is not parsable | 
|  | # into service, | 
|  | # version, and | 
|  | # instance. For example, some tasks | 
|  | # which were created using the App Engine SDK use a custom domain | 
|  | # name; custom domains are not parsed by Cloud Tasks. If | 
|  | # host is not parsable, then | 
|  | # service, | 
|  | # version, and | 
|  | # instance are the empty string. | 
|  | "host": "A String", # Output only. The host that the task is sent to. | 
|  | # | 
|  | # The host is constructed from the domain name of the app associated with | 
|  | # the queue's project ID (for example <app-id>.appspot.com), and the | 
|  | # service, version, | 
|  | # and instance. Tasks which were created using | 
|  | # the App Engine SDK might have a custom domain name. | 
|  | # | 
|  | # For more information, see | 
|  | # [How Requests are | 
|  | # Routed](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed). | 
|  | }, | 
|  | }, | 
|  | "purgeTime": "A String", # Output only. The last time this queue was purged. | 
|  | # | 
|  | # All tasks that were created before this time | 
|  | # were purged. | 
|  | # | 
|  | # A queue can be purged using PurgeQueue, the | 
|  | # [App Engine Task Queue SDK, or the Cloud | 
|  | # Console](https://cloud.google.com/appengine/docs/standard/python/taskqueue/push/deleting-tasks-and-queues#purging_all_tasks_from_a_queue). | 
|  | # | 
|  | # Purge time will be truncated to the nearest microsecond. Purge | 
|  | # time will be unset if the queue has never been purged. | 
|  | "retryConfig": { # Retry config. # Settings that determine the retry behavior. | 
|  | # | 
|  | # * For tasks created using Cloud Tasks: the queue-level retry settings | 
|  | #   apply to all tasks in the queue that were created using Cloud Tasks. | 
|  | #   Retry settings cannot be set on individual tasks. | 
|  | # * For tasks created using the App Engine SDK: the queue-level retry | 
|  | #   settings apply to all tasks in the queue which do not have retry settings | 
|  | #   explicitly set on the task and were created by the App Engine SDK. See | 
|  | #   [App Engine | 
|  | #   documentation](https://cloud.google.com/appengine/docs/standard/python/taskqueue/push/retrying-tasks). | 
|  | # | 
|  | # These settings determine when a failed task attempt is retried. | 
|  | "maxRetryDuration": "A String", # If positive, `max_retry_duration` specifies the time limit for | 
|  | # retrying a failed task, measured from when the task was first | 
|  | # attempted. Once `max_retry_duration` time has passed *and* the | 
|  | # task has been attempted max_attempts | 
|  | # times, no further attempts will be made and the task will be | 
|  | # deleted. | 
|  | # | 
|  | # If zero, then the task age is unlimited. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `max_retry_duration` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [task_age_limit in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxAttempts": 42, # Number of attempts per task. | 
|  | # | 
|  | # Cloud Tasks will attempt the task `max_attempts` times (that is, if the | 
|  | # first attempt fails, then there will be `max_attempts - 1` retries). Must | 
|  | # be >= -1. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # -1 indicates unlimited attempts. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [task_retry_limit in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxDoublings": 42, # The time between retries will double `max_doublings` times. | 
|  | # | 
|  | # A task's retry interval starts at | 
|  | # min_backoff, then doubles | 
|  | # `max_doublings` times, then increases linearly, and finally | 
|  | # retries at intervals of | 
|  | # max_backoff up to | 
|  | # max_attempts times. | 
|  | # | 
|  | # For example, if min_backoff is 10s, | 
|  | # max_backoff is 300s, and | 
|  | # `max_doublings` is 3, then the a task will first be retried in | 
|  | # 10s. The retry interval will double three times, and then | 
|  | # increase linearly by 2^3 * 10s.  Finally, the task will retry at | 
|  | # intervals of max_backoff until the | 
|  | # task has been attempted max_attempts | 
|  | # times. Thus, the requests will retry at 10s, 20s, 40s, 80s, 160s, | 
|  | # 240s, 300s, 300s, .... | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_doublings in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "minBackoff": "A String", # A task will be scheduled for retry between | 
|  | # min_backoff and | 
|  | # max_backoff duration after it fails, | 
|  | # if the queue's RetryConfig specifies that the task should be | 
|  | # retried. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `min_backoff` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [min_backoff_seconds in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxBackoff": "A String", # A task will be scheduled for retry between | 
|  | # min_backoff and | 
|  | # max_backoff duration after it fails, | 
|  | # if the queue's RetryConfig specifies that the task should be | 
|  | # retried. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `max_backoff` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_backoff_seconds in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | }, | 
|  | "state": "A String", # Output only. The state of the queue. | 
|  | # | 
|  | # `state` can only be changed by called | 
|  | # PauseQueue, | 
|  | # ResumeQueue, or uploading | 
|  | # [queue.yaml/xml](https://cloud.google.com/appengine/docs/python/config/queueref). | 
|  | # UpdateQueue cannot be used to change `state`. | 
|  | "name": "A String", # Caller-specified and required in CreateQueue, | 
|  | # after which it becomes output only. | 
|  | # | 
|  | # The queue name. | 
|  | # | 
|  | # The queue name must have the following format: | 
|  | # `projects/PROJECT_ID/locations/LOCATION_ID/queues/QUEUE_ID` | 
|  | # | 
|  | # * `PROJECT_ID` can contain letters ([A-Za-z]), numbers ([0-9]), | 
|  | #    hyphens (-), colons (:), or periods (.). | 
|  | #    For more information, see | 
|  | #    [Identifying | 
|  | #    projects](https://cloud.google.com/resource-manager/docs/creating-managing-projects#identifying_projects) | 
|  | # * `LOCATION_ID` is the canonical ID for the queue's location. | 
|  | #    The list of available locations can be obtained by calling | 
|  | #    ListLocations. | 
|  | #    For more information, see https://cloud.google.com/about/locations/. | 
|  | # * `QUEUE_ID` can contain letters ([A-Za-z]), numbers ([0-9]), or | 
|  | #   hyphens (-). The maximum length is 100 characters. | 
|  | }</pre> | 
|  | </div> | 
|  |  | 
|  | <div class="method"> | 
|  | <code class="details" id="resume">resume(name, body=None, x__xgafv=None)</code> | 
|  | <pre>Resume a queue. | 
|  |  | 
|  | This method resumes a queue after it has been | 
|  | PAUSED or | 
|  | DISABLED. The state of a queue is stored | 
|  | in the queue's state; after calling this method it | 
|  | will be set to RUNNING. | 
|  |  | 
|  | WARNING: Resuming many high-QPS queues at the same time can | 
|  | lead to target overloading. If you are resuming high-QPS | 
|  | queues, follow the 500/50/5 pattern described in | 
|  | [Managing Cloud Tasks Scaling | 
|  | Risks](https://cloud.google.com/tasks/docs/manage-cloud-task-scaling). | 
|  |  | 
|  | Args: | 
|  | name: string, Required. The queue name. For example: | 
|  | `projects/PROJECT_ID/location/LOCATION_ID/queues/QUEUE_ID` (required) | 
|  | body: object, The request body. | 
|  | The object takes the form of: | 
|  |  | 
|  | { # Request message for ResumeQueue. | 
|  | } | 
|  |  | 
|  | x__xgafv: string, V1 error format. | 
|  | Allowed values | 
|  | 1 - v1 error format | 
|  | 2 - v2 error format | 
|  |  | 
|  | Returns: | 
|  | An object of the form: | 
|  |  | 
|  | { # A queue is a container of related tasks. Queues are configured to manage | 
|  | # how those tasks are dispatched. Configurable properties include rate limits, | 
|  | # retry options, queue types, and others. | 
|  | "rateLimits": { # Rate limits. # Rate limits for task dispatches. | 
|  | # | 
|  | # rate_limits and retry_config are | 
|  | # related because they both control task attempts. However they control task | 
|  | # attempts in different ways: | 
|  | # | 
|  | # * rate_limits controls the total rate of | 
|  | #   dispatches from a queue (i.e. all traffic dispatched from the | 
|  | #   queue, regardless of whether the dispatch is from a first | 
|  | #   attempt or a retry). | 
|  | # * retry_config controls what happens to | 
|  | #   particular a task after its first attempt fails. That is, | 
|  | #   retry_config controls task retries (the | 
|  | #   second attempt, third attempt, etc). | 
|  | # | 
|  | # The queue's actual dispatch rate is the result of: | 
|  | # | 
|  | # * Number of tasks in the queue | 
|  | # * User-specified throttling: rate_limits, | 
|  | #   retry_config, and the | 
|  | #   queue's state. | 
|  | # * System throttling due to `429` (Too Many Requests) or `503` (Service | 
|  | #   Unavailable) responses from the worker, high error rates, or to smooth | 
|  | #   sudden large traffic spikes. | 
|  | # | 
|  | # This message determines the maximum rate that tasks can be dispatched by a | 
|  | # queue, regardless of whether the dispatch is a first task attempt or a retry. | 
|  | # | 
|  | # Note: The debugging command, RunTask, will run a task | 
|  | # even if the queue has reached its RateLimits. | 
|  | "maxBurstSize": 42, # Output only. The max burst size. | 
|  | # | 
|  | # Max burst size limits how fast tasks in queue are processed when | 
|  | # many tasks are in the queue and the rate is high. This field | 
|  | # allows the queue to have a high rate so processing starts shortly | 
|  | # after a task is enqueued, but still limits resource usage when | 
|  | # many tasks are enqueued in a short period of time. | 
|  | # | 
|  | # The [token bucket](https://wikipedia.org/wiki/Token_Bucket) | 
|  | # algorithm is used to control the rate of task dispatches. Each | 
|  | # queue has a token bucket that holds tokens, up to the maximum | 
|  | # specified by `max_burst_size`. Each time a task is dispatched, a | 
|  | # token is removed from the bucket. Tasks will be dispatched until | 
|  | # the queue's bucket runs out of tokens. The bucket will be | 
|  | # continuously refilled with new tokens based on | 
|  | # max_dispatches_per_second. | 
|  | # | 
|  | # Cloud Tasks will pick the value of `max_burst_size` based on the | 
|  | # value of | 
|  | # max_dispatches_per_second. | 
|  | # | 
|  | # For App Engine queues that were created or updated using | 
|  | # `queue.yaml/xml`, `max_burst_size` is equal to | 
|  | # [bucket_size](https://cloud.google.com/appengine/docs/standard/python/config/queueref#bucket_size). | 
|  | # Since `max_burst_size` is output only, if | 
|  | # UpdateQueue is called on a queue | 
|  | # created by `queue.yaml/xml`, `max_burst_size` will be reset based | 
|  | # on the value of | 
|  | # max_dispatches_per_second, | 
|  | # regardless of whether | 
|  | # max_dispatches_per_second | 
|  | # is updated. | 
|  | "maxConcurrentDispatches": 42, # The maximum number of concurrent tasks that Cloud Tasks allows | 
|  | # to be dispatched for this queue. After this threshold has been | 
|  | # reached, Cloud Tasks stops dispatching tasks until the number of | 
|  | # concurrent requests decreases. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # The maximum allowed value is 5,000. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_concurrent_requests in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#max_concurrent_requests). | 
|  | "maxDispatchesPerSecond": 3.14, # The maximum rate at which tasks are dispatched from this queue. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # * For App Engine queues, the maximum allowed value | 
|  | #   is 500. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [rate in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#rate). | 
|  | }, | 
|  | "stackdriverLoggingConfig": { # Configuration options for writing logs to # Configuration options for writing logs to | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). If this | 
|  | # field is unset, then no logs are written. | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). | 
|  | "samplingRatio": 3.14, # Specifies the fraction of operations to write to | 
|  | # [Stackdriver Logging](https://cloud.google.com/logging/docs/). | 
|  | # This field may contain any value between 0.0 and 1.0, inclusive. | 
|  | # 0.0 is the default and means that no operations are logged. | 
|  | }, | 
|  | "appEngineHttpQueue": { # App Engine HTTP queue. # AppEngineHttpQueue settings apply only to | 
|  | # App Engine tasks in this queue. | 
|  | # Http tasks are not affected by this proto. | 
|  | # | 
|  | # The task will be delivered to the App Engine application hostname | 
|  | # specified by its AppEngineHttpQueue and AppEngineHttpRequest. | 
|  | # The documentation for AppEngineHttpRequest explains how the | 
|  | # task's host URL is constructed. | 
|  | # | 
|  | # Using AppEngineHttpQueue requires | 
|  | # [`appengine.applications.get`](https://cloud.google.com/appengine/docs/admin-api/access-control) | 
|  | # Google IAM permission for the project | 
|  | # and the following scope: | 
|  | # | 
|  | # `https://www.googleapis.com/auth/cloud-platform` | 
|  | "appEngineRoutingOverride": { # App Engine Routing. # Overrides for the | 
|  | # task-level app_engine_routing. | 
|  | # | 
|  | # If set, `app_engine_routing_override` is used for all tasks in | 
|  | # the queue, no matter what the setting is for the | 
|  | # task-level app_engine_routing. | 
|  | # | 
|  | # Defines routing characteristics specific to App Engine - service, version, | 
|  | # and instance. | 
|  | # | 
|  | # For more information about services, versions, and instances see | 
|  | # [An Overview of App | 
|  | # Engine](https://cloud.google.com/appengine/docs/python/an-overview-of-app-engine), | 
|  | # [Microservices Architecture on Google App | 
|  | # Engine](https://cloud.google.com/appengine/docs/python/microservices-on-app-engine), | 
|  | # [App Engine Standard request | 
|  | # routing](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed), | 
|  | # and [App Engine Flex request | 
|  | # routing](https://cloud.google.com/appengine/docs/flexible/python/how-requests-are-routed). | 
|  | "service": "A String", # App service. | 
|  | # | 
|  | # By default, the task is sent to the service which is the default | 
|  | # service when the task is attempted. | 
|  | # | 
|  | # For some queues or tasks which were created using the App Engine | 
|  | # Task Queue API, host is not parsable | 
|  | # into service, | 
|  | # version, and | 
|  | # instance. For example, some tasks | 
|  | # which were created using the App Engine SDK use a custom domain | 
|  | # name; custom domains are not parsed by Cloud Tasks. If | 
|  | # host is not parsable, then | 
|  | # service, | 
|  | # version, and | 
|  | # instance are the empty string. | 
|  | "instance": "A String", # App instance. | 
|  | # | 
|  | # By default, the task is sent to an instance which is available when | 
|  | # the task is attempted. | 
|  | # | 
|  | # Requests can only be sent to a specific instance if | 
|  | # [manual scaling is used in App Engine | 
|  | # Standard](https://cloud.google.com/appengine/docs/python/an-overview-of-app-engine?hl=en_US#scaling_types_and_instance_classes). | 
|  | # App Engine Flex does not support instances. For more information, see | 
|  | # [App Engine Standard request | 
|  | # routing](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed) | 
|  | # and [App Engine Flex request | 
|  | # routing](https://cloud.google.com/appengine/docs/flexible/python/how-requests-are-routed). | 
|  | "version": "A String", # App version. | 
|  | # | 
|  | # By default, the task is sent to the version which is the default | 
|  | # version when the task is attempted. | 
|  | # | 
|  | # For some queues or tasks which were created using the App Engine | 
|  | # Task Queue API, host is not parsable | 
|  | # into service, | 
|  | # version, and | 
|  | # instance. For example, some tasks | 
|  | # which were created using the App Engine SDK use a custom domain | 
|  | # name; custom domains are not parsed by Cloud Tasks. If | 
|  | # host is not parsable, then | 
|  | # service, | 
|  | # version, and | 
|  | # instance are the empty string. | 
|  | "host": "A String", # Output only. The host that the task is sent to. | 
|  | # | 
|  | # The host is constructed from the domain name of the app associated with | 
|  | # the queue's project ID (for example <app-id>.appspot.com), and the | 
|  | # service, version, | 
|  | # and instance. Tasks which were created using | 
|  | # the App Engine SDK might have a custom domain name. | 
|  | # | 
|  | # For more information, see | 
|  | # [How Requests are | 
|  | # Routed](https://cloud.google.com/appengine/docs/standard/python/how-requests-are-routed). | 
|  | }, | 
|  | }, | 
|  | "purgeTime": "A String", # Output only. The last time this queue was purged. | 
|  | # | 
|  | # All tasks that were created before this time | 
|  | # were purged. | 
|  | # | 
|  | # A queue can be purged using PurgeQueue, the | 
|  | # [App Engine Task Queue SDK, or the Cloud | 
|  | # Console](https://cloud.google.com/appengine/docs/standard/python/taskqueue/push/deleting-tasks-and-queues#purging_all_tasks_from_a_queue). | 
|  | # | 
|  | # Purge time will be truncated to the nearest microsecond. Purge | 
|  | # time will be unset if the queue has never been purged. | 
|  | "retryConfig": { # Retry config. # Settings that determine the retry behavior. | 
|  | # | 
|  | # * For tasks created using Cloud Tasks: the queue-level retry settings | 
|  | #   apply to all tasks in the queue that were created using Cloud Tasks. | 
|  | #   Retry settings cannot be set on individual tasks. | 
|  | # * For tasks created using the App Engine SDK: the queue-level retry | 
|  | #   settings apply to all tasks in the queue which do not have retry settings | 
|  | #   explicitly set on the task and were created by the App Engine SDK. See | 
|  | #   [App Engine | 
|  | #   documentation](https://cloud.google.com/appengine/docs/standard/python/taskqueue/push/retrying-tasks). | 
|  | # | 
|  | # These settings determine when a failed task attempt is retried. | 
|  | "maxRetryDuration": "A String", # If positive, `max_retry_duration` specifies the time limit for | 
|  | # retrying a failed task, measured from when the task was first | 
|  | # attempted. Once `max_retry_duration` time has passed *and* the | 
|  | # task has been attempted max_attempts | 
|  | # times, no further attempts will be made and the task will be | 
|  | # deleted. | 
|  | # | 
|  | # If zero, then the task age is unlimited. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `max_retry_duration` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [task_age_limit in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxAttempts": 42, # Number of attempts per task. | 
|  | # | 
|  | # Cloud Tasks will attempt the task `max_attempts` times (that is, if the | 
|  | # first attempt fails, then there will be `max_attempts - 1` retries). Must | 
|  | # be >= -1. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # -1 indicates unlimited attempts. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [task_retry_limit in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxDoublings": 42, # The time between retries will double `max_doublings` times. | 
|  | # | 
|  | # A task's retry interval starts at | 
|  | # min_backoff, then doubles | 
|  | # `max_doublings` times, then increases linearly, and finally | 
|  | # retries at intervals of | 
|  | # max_backoff up to | 
|  | # max_attempts times. | 
|  | # | 
|  | # For example, if min_backoff is 10s, | 
|  | # max_backoff is 300s, and | 
|  | # `max_doublings` is 3, then the a task will first be retried in | 
|  | # 10s. The retry interval will double three times, and then | 
|  | # increase linearly by 2^3 * 10s.  Finally, the task will retry at | 
|  | # intervals of max_backoff until the | 
|  | # task has been attempted max_attempts | 
|  | # times. Thus, the requests will retry at 10s, 20s, 40s, 80s, 160s, | 
|  | # 240s, 300s, 300s, .... | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_doublings in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "minBackoff": "A String", # A task will be scheduled for retry between | 
|  | # min_backoff and | 
|  | # max_backoff duration after it fails, | 
|  | # if the queue's RetryConfig specifies that the task should be | 
|  | # retried. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `min_backoff` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [min_backoff_seconds in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | "maxBackoff": "A String", # A task will be scheduled for retry between | 
|  | # min_backoff and | 
|  | # max_backoff duration after it fails, | 
|  | # if the queue's RetryConfig specifies that the task should be | 
|  | # retried. | 
|  | # | 
|  | # If unspecified when the queue is created, Cloud Tasks will pick the | 
|  | # default. | 
|  | # | 
|  | # | 
|  | # `max_backoff` will be truncated to the nearest second. | 
|  | # | 
|  | # This field has the same meaning as | 
|  | # [max_backoff_seconds in | 
|  | # queue.yaml/xml](https://cloud.google.com/appengine/docs/standard/python/config/queueref#retry_parameters). | 
|  | }, | 
|  | "state": "A String", # Output only. The state of the queue. | 
|  | # | 
|  | # `state` can only be changed by called | 
|  | # PauseQueue, | 
|  | # ResumeQueue, or uploading | 
|  | # [queue.yaml/xml](https://cloud.google.com/appengine/docs/python/config/queueref). | 
|  | # UpdateQueue cannot be used to change `state`. | 
|  | "name": "A String", # Caller-specified and required in CreateQueue, | 
|  | # after which it becomes output only. | 
|  | # | 
|  | # The queue name. | 
|  | # | 
|  | # The queue name must have the following format: | 
|  | # `projects/PROJECT_ID/locations/LOCATION_ID/queues/QUEUE_ID` | 
|  | # | 
|  | # * `PROJECT_ID` can contain letters ([A-Za-z]), numbers ([0-9]), | 
|  | #    hyphens (-), colons (:), or periods (.). | 
|  | #    For more information, see | 
|  | #    [Identifying | 
|  | #    projects](https://cloud.google.com/resource-manager/docs/creating-managing-projects#identifying_projects) | 
|  | # * `LOCATION_ID` is the canonical ID for the queue's location. | 
|  | #    The list of available locations can be obtained by calling | 
|  | #    ListLocations. | 
|  | #    For more information, see https://cloud.google.com/about/locations/. | 
|  | # * `QUEUE_ID` can contain letters ([A-Za-z]), numbers ([0-9]), or | 
|  | #   hyphens (-). The maximum length is 100 characters. | 
|  | }</pre> | 
|  | </div> | 
|  |  | 
|  | <div class="method"> | 
|  | <code class="details" id="setIamPolicy">setIamPolicy(resource, body=None, x__xgafv=None)</code> | 
|  | <pre>Sets the access control policy for a Queue. Replaces any existing | 
|  | policy. | 
|  |  | 
|  | Note: The Cloud Console does not check queue-level IAM permissions yet. | 
|  | Project-level permissions are required to use the Cloud Console. | 
|  |  | 
|  | Authorization requires the following | 
|  | [Google IAM](https://cloud.google.com/iam) permission on the specified | 
|  | resource parent: | 
|  |  | 
|  | * `cloudtasks.queues.setIamPolicy` | 
|  |  | 
|  | Args: | 
|  | resource: string, REQUIRED: The resource for which the policy is being specified. | 
|  | See the operation documentation for the appropriate value for this field. (required) | 
|  | body: object, The request body. | 
|  | The object takes the form of: | 
|  |  | 
|  | { # Request message for `SetIamPolicy` method. | 
|  | "policy": { # An Identity and Access Management (IAM) policy, which specifies access # REQUIRED: The complete policy to be applied to the `resource`. The size of | 
|  | # the policy is limited to a few 10s of KB. An empty policy is a | 
|  | # valid policy but certain Cloud Platform services (such as Projects) | 
|  | # might reject them. | 
|  | # controls for Google Cloud resources. | 
|  | # | 
|  | # | 
|  | # A `Policy` is a collection of `bindings`. A `binding` binds one or more | 
|  | # `members` to a single `role`. Members can be user accounts, service accounts, | 
|  | # Google groups, and domains (such as G Suite). A `role` is a named list of | 
|  | # permissions; each `role` can be an IAM predefined role or a user-created | 
|  | # custom role. | 
|  | # | 
|  | # For some types of Google Cloud resources, a `binding` can also specify a | 
|  | # `condition`, which is a logical expression that allows access to a resource | 
|  | # only if the expression evaluates to `true`. A condition can add constraints | 
|  | # based on attributes of the request, the resource, or both. To learn which | 
|  | # resources support conditions in their IAM policies, see the | 
|  | # [IAM documentation](https://cloud.google.com/iam/help/conditions/resource-policies). | 
|  | # | 
|  | # **JSON example:** | 
|  | # | 
|  | #     { | 
|  | #       "bindings": [ | 
|  | #         { | 
|  | #           "role": "roles/resourcemanager.organizationAdmin", | 
|  | #           "members": [ | 
|  | #             "user:mike@example.com", | 
|  | #             "group:admins@example.com", | 
|  | #             "domain:google.com", | 
|  | #             "serviceAccount:my-project-id@appspot.gserviceaccount.com" | 
|  | #           ] | 
|  | #         }, | 
|  | #         { | 
|  | #           "role": "roles/resourcemanager.organizationViewer", | 
|  | #           "members": [ | 
|  | #             "user:eve@example.com" | 
|  | #           ], | 
|  | #           "condition": { | 
|  | #             "title": "expirable access", | 
|  | #             "description": "Does not grant access after Sep 2020", | 
|  | #             "expression": "request.time < timestamp('2020-10-01T00:00:00.000Z')", | 
|  | #           } | 
|  | #         } | 
|  | #       ], | 
|  | #       "etag": "BwWWja0YfJA=", | 
|  | #       "version": 3 | 
|  | #     } | 
|  | # | 
|  | # **YAML example:** | 
|  | # | 
|  | #     bindings: | 
|  | #     - members: | 
|  | #       - user:mike@example.com | 
|  | #       - group:admins@example.com | 
|  | #       - domain:google.com | 
|  | #       - serviceAccount:my-project-id@appspot.gserviceaccount.com | 
|  | #       role: roles/resourcemanager.organizationAdmin | 
|  | #     - members: | 
|  | #       - user:eve@example.com | 
|  | #       role: roles/resourcemanager.organizationViewer | 
|  | #       condition: | 
|  | #         title: expirable access | 
|  | #         description: Does not grant access after Sep 2020 | 
|  | #         expression: request.time < timestamp('2020-10-01T00:00:00.000Z') | 
|  | #     - etag: BwWWja0YfJA= | 
|  | #     - version: 3 | 
|  | # | 
|  | # For a description of IAM and its features, see the | 
|  | # [IAM documentation](https://cloud.google.com/iam/docs/). | 
|  | "bindings": [ # Associates a list of `members` to a `role`. Optionally, may specify a | 
|  | # `condition` that determines how and when the `bindings` are applied. Each | 
|  | # of the `bindings` must contain at least one member. | 
|  | { # Associates `members` with a `role`. | 
|  | "members": [ # Specifies the identities requesting access for a Cloud Platform resource. | 
|  | # `members` can have the following values: | 
|  | # | 
|  | # * `allUsers`: A special identifier that represents anyone who is | 
|  | #    on the internet; with or without a Google account. | 
|  | # | 
|  | # * `allAuthenticatedUsers`: A special identifier that represents anyone | 
|  | #    who is authenticated with a Google account or a service account. | 
|  | # | 
|  | # * `user:{emailid}`: An email address that represents a specific Google | 
|  | #    account. For example, `alice@example.com` . | 
|  | # | 
|  | # | 
|  | # * `serviceAccount:{emailid}`: An email address that represents a service | 
|  | #    account. For example, `my-other-app@appspot.gserviceaccount.com`. | 
|  | # | 
|  | # * `group:{emailid}`: An email address that represents a Google group. | 
|  | #    For example, `admins@example.com`. | 
|  | # | 
|  | # * `deleted:user:{emailid}?uid={uniqueid}`: An email address (plus unique | 
|  | #    identifier) representing a user that has been recently deleted. For | 
|  | #    example, `alice@example.com?uid=123456789012345678901`. If the user is | 
|  | #    recovered, this value reverts to `user:{emailid}` and the recovered user | 
|  | #    retains the role in the binding. | 
|  | # | 
|  | # * `deleted:serviceAccount:{emailid}?uid={uniqueid}`: An email address (plus | 
|  | #    unique identifier) representing a service account that has been recently | 
|  | #    deleted. For example, | 
|  | #    `my-other-app@appspot.gserviceaccount.com?uid=123456789012345678901`. | 
|  | #    If the service account is undeleted, this value reverts to | 
|  | #    `serviceAccount:{emailid}` and the undeleted service account retains the | 
|  | #    role in the binding. | 
|  | # | 
|  | # * `deleted:group:{emailid}?uid={uniqueid}`: An email address (plus unique | 
|  | #    identifier) representing a Google group that has been recently | 
|  | #    deleted. For example, `admins@example.com?uid=123456789012345678901`. If | 
|  | #    the group is recovered, this value reverts to `group:{emailid}` and the | 
|  | #    recovered group retains the role in the binding. | 
|  | # | 
|  | # | 
|  | # * `domain:{domain}`: The G Suite domain (primary) that represents all the | 
|  | #    users of that domain. For example, `google.com` or `example.com`. | 
|  | # | 
|  | "A String", | 
|  | ], | 
|  | "role": "A String", # Role that is assigned to `members`. | 
|  | # For example, `roles/viewer`, `roles/editor`, or `roles/owner`. | 
|  | "condition": { # Represents a textual expression in the Common Expression Language (CEL) # The condition that is associated with this binding. | 
|  | # | 
|  | # If the condition evaluates to `true`, then this binding applies to the | 
|  | # current request. | 
|  | # | 
|  | # If the condition evaluates to `false`, then this binding does not apply to | 
|  | # the current request. However, a different role binding might grant the same | 
|  | # role to one or more of the members in this binding. | 
|  | # | 
|  | # To learn which resources support conditions in their IAM policies, see the | 
|  | # [IAM | 
|  | # documentation](https://cloud.google.com/iam/help/conditions/resource-policies). | 
|  | # syntax. CEL is a C-like expression language. The syntax and semantics of CEL | 
|  | # are documented at https://github.com/google/cel-spec. | 
|  | # | 
|  | # Example (Comparison): | 
|  | # | 
|  | #     title: "Summary size limit" | 
|  | #     description: "Determines if a summary is less than 100 chars" | 
|  | #     expression: "document.summary.size() < 100" | 
|  | # | 
|  | # Example (Equality): | 
|  | # | 
|  | #     title: "Requestor is owner" | 
|  | #     description: "Determines if requestor is the document owner" | 
|  | #     expression: "document.owner == request.auth.claims.email" | 
|  | # | 
|  | # Example (Logic): | 
|  | # | 
|  | #     title: "Public documents" | 
|  | #     description: "Determine whether the document should be publicly visible" | 
|  | #     expression: "document.type != 'private' && document.type != 'internal'" | 
|  | # | 
|  | # Example (Data Manipulation): | 
|  | # | 
|  | #     title: "Notification string" | 
|  | #     description: "Create a notification string with a timestamp." | 
|  | #     expression: "'New message received at ' + string(document.create_time)" | 
|  | # | 
|  | # The exact variables and functions that may be referenced within an expression | 
|  | # are determined by the service that evaluates it. See the service | 
|  | # documentation for additional information. | 
|  | "description": "A String", # Optional. Description of the expression. This is a longer text which | 
|  | # describes the expression, e.g. when hovered over it in a UI. | 
|  | "expression": "A String", # Textual representation of an expression in Common Expression Language | 
|  | # syntax. | 
|  | "title": "A String", # Optional. Title for the expression, i.e. a short string describing | 
|  | # its purpose. This can be used e.g. in UIs which allow to enter the | 
|  | # expression. | 
|  | "location": "A String", # Optional. String indicating the location of the expression for error | 
|  | # reporting, e.g. a file name and a position in the file. | 
|  | }, | 
|  | }, | 
|  | ], | 
|  | "etag": "A String", # `etag` is used for optimistic concurrency control as a way to help | 
|  | # prevent simultaneous updates of a policy from overwriting each other. | 
|  | # It is strongly suggested that systems make use of the `etag` in the | 
|  | # read-modify-write cycle to perform policy updates in order to avoid race | 
|  | # conditions: An `etag` is returned in the response to `getIamPolicy`, and | 
|  | # systems are expected to put that etag in the request to `setIamPolicy` to | 
|  | # ensure that their change will be applied to the same version of the policy. | 
|  | # | 
|  | # **Important:** If you use IAM Conditions, you must include the `etag` field | 
|  | # whenever you call `setIamPolicy`. If you omit this field, then IAM allows | 
|  | # you to overwrite a version `3` policy with a version `1` policy, and all of | 
|  | # the conditions in the version `3` policy are lost. | 
|  | "version": 42, # Specifies the format of the policy. | 
|  | # | 
|  | # Valid values are `0`, `1`, and `3`. Requests that specify an invalid value | 
|  | # are rejected. | 
|  | # | 
|  | # Any operation that affects conditional role bindings must specify version | 
|  | # `3`. This requirement applies to the following operations: | 
|  | # | 
|  | # * Getting a policy that includes a conditional role binding | 
|  | # * Adding a conditional role binding to a policy | 
|  | # * Changing a conditional role binding in a policy | 
|  | # * Removing any role binding, with or without a condition, from a policy | 
|  | #   that includes conditions | 
|  | # | 
|  | # **Important:** If you use IAM Conditions, you must include the `etag` field | 
|  | # whenever you call `setIamPolicy`. If you omit this field, then IAM allows | 
|  | # you to overwrite a version `3` policy with a version `1` policy, and all of | 
|  | # the conditions in the version `3` policy are lost. | 
|  | # | 
|  | # If a policy does not include any conditions, operations on that policy may | 
|  | # specify any valid version or leave the field unset. | 
|  | # | 
|  | # To learn which resources support conditions in their IAM policies, see the | 
|  | # [IAM documentation](https://cloud.google.com/iam/help/conditions/resource-policies). | 
|  | }, | 
|  | } | 
|  |  | 
|  | x__xgafv: string, V1 error format. | 
|  | Allowed values | 
|  | 1 - v1 error format | 
|  | 2 - v2 error format | 
|  |  | 
|  | Returns: | 
|  | An object of the form: | 
|  |  | 
|  | { # An Identity and Access Management (IAM) policy, which specifies access | 
|  | # controls for Google Cloud resources. | 
|  | # | 
|  | # | 
|  | # A `Policy` is a collection of `bindings`. A `binding` binds one or more | 
|  | # `members` to a single `role`. Members can be user accounts, service accounts, | 
|  | # Google groups, and domains (such as G Suite). A `role` is a named list of | 
|  | # permissions; each `role` can be an IAM predefined role or a user-created | 
|  | # custom role. | 
|  | # | 
|  | # For some types of Google Cloud resources, a `binding` can also specify a | 
|  | # `condition`, which is a logical expression that allows access to a resource | 
|  | # only if the expression evaluates to `true`. A condition can add constraints | 
|  | # based on attributes of the request, the resource, or both. To learn which | 
|  | # resources support conditions in their IAM policies, see the | 
|  | # [IAM documentation](https://cloud.google.com/iam/help/conditions/resource-policies). | 
|  | # | 
|  | # **JSON example:** | 
|  | # | 
|  | #     { | 
|  | #       "bindings": [ | 
|  | #         { | 
|  | #           "role": "roles/resourcemanager.organizationAdmin", | 
|  | #           "members": [ | 
|  | #             "user:mike@example.com", | 
|  | #             "group:admins@example.com", | 
|  | #             "domain:google.com", | 
|  | #             "serviceAccount:my-project-id@appspot.gserviceaccount.com" | 
|  | #           ] | 
|  | #         }, | 
|  | #         { | 
|  | #           "role": "roles/resourcemanager.organizationViewer", | 
|  | #           "members": [ | 
|  | #             "user:eve@example.com" | 
|  | #           ], | 
|  | #           "condition": { | 
|  | #             "title": "expirable access", | 
|  | #             "description": "Does not grant access after Sep 2020", | 
|  | #             "expression": "request.time < timestamp('2020-10-01T00:00:00.000Z')", | 
|  | #           } | 
|  | #         } | 
|  | #       ], | 
|  | #       "etag": "BwWWja0YfJA=", | 
|  | #       "version": 3 | 
|  | #     } | 
|  | # | 
|  | # **YAML example:** | 
|  | # | 
|  | #     bindings: | 
|  | #     - members: | 
|  | #       - user:mike@example.com | 
|  | #       - group:admins@example.com | 
|  | #       - domain:google.com | 
|  | #       - serviceAccount:my-project-id@appspot.gserviceaccount.com | 
|  | #       role: roles/resourcemanager.organizationAdmin | 
|  | #     - members: | 
|  | #       - user:eve@example.com | 
|  | #       role: roles/resourcemanager.organizationViewer | 
|  | #       condition: | 
|  | #         title: expirable access | 
|  | #         description: Does not grant access after Sep 2020 | 
|  | #         expression: request.time < timestamp('2020-10-01T00:00:00.000Z') | 
|  | #     - etag: BwWWja0YfJA= | 
|  | #     - version: 3 | 
|  | # | 
|  | # For a description of IAM and its features, see the | 
|  | # [IAM documentation](https://cloud.google.com/iam/docs/). | 
|  | "bindings": [ # Associates a list of `members` to a `role`. Optionally, may specify a | 
|  | # `condition` that determines how and when the `bindings` are applied. Each | 
|  | # of the `bindings` must contain at least one member. | 
|  | { # Associates `members` with a `role`. | 
|  | "members": [ # Specifies the identities requesting access for a Cloud Platform resource. | 
|  | # `members` can have the following values: | 
|  | # | 
|  | # * `allUsers`: A special identifier that represents anyone who is | 
|  | #    on the internet; with or without a Google account. | 
|  | # | 
|  | # * `allAuthenticatedUsers`: A special identifier that represents anyone | 
|  | #    who is authenticated with a Google account or a service account. | 
|  | # | 
|  | # * `user:{emailid}`: An email address that represents a specific Google | 
|  | #    account. For example, `alice@example.com` . | 
|  | # | 
|  | # | 
|  | # * `serviceAccount:{emailid}`: An email address that represents a service | 
|  | #    account. For example, `my-other-app@appspot.gserviceaccount.com`. | 
|  | # | 
|  | # * `group:{emailid}`: An email address that represents a Google group. | 
|  | #    For example, `admins@example.com`. | 
|  | # | 
|  | # * `deleted:user:{emailid}?uid={uniqueid}`: An email address (plus unique | 
|  | #    identifier) representing a user that has been recently deleted. For | 
|  | #    example, `alice@example.com?uid=123456789012345678901`. If the user is | 
|  | #    recovered, this value reverts to `user:{emailid}` and the recovered user | 
|  | #    retains the role in the binding. | 
|  | # | 
|  | # * `deleted:serviceAccount:{emailid}?uid={uniqueid}`: An email address (plus | 
|  | #    unique identifier) representing a service account that has been recently | 
|  | #    deleted. For example, | 
|  | #    `my-other-app@appspot.gserviceaccount.com?uid=123456789012345678901`. | 
|  | #    If the service account is undeleted, this value reverts to | 
|  | #    `serviceAccount:{emailid}` and the undeleted service account retains the | 
|  | #    role in the binding. | 
|  | # | 
|  | # * `deleted:group:{emailid}?uid={uniqueid}`: An email address (plus unique | 
|  | #    identifier) representing a Google group that has been recently | 
|  | #    deleted. For example, `admins@example.com?uid=123456789012345678901`. If | 
|  | #    the group is recovered, this value reverts to `group:{emailid}` and the | 
|  | #    recovered group retains the role in the binding. | 
|  | # | 
|  | # | 
|  | # * `domain:{domain}`: The G Suite domain (primary) that represents all the | 
|  | #    users of that domain. For example, `google.com` or `example.com`. | 
|  | # | 
|  | "A String", | 
|  | ], | 
|  | "role": "A String", # Role that is assigned to `members`. | 
|  | # For example, `roles/viewer`, `roles/editor`, or `roles/owner`. | 
|  | "condition": { # Represents a textual expression in the Common Expression Language (CEL) # The condition that is associated with this binding. | 
|  | # | 
|  | # If the condition evaluates to `true`, then this binding applies to the | 
|  | # current request. | 
|  | # | 
|  | # If the condition evaluates to `false`, then this binding does not apply to | 
|  | # the current request. However, a different role binding might grant the same | 
|  | # role to one or more of the members in this binding. | 
|  | # | 
|  | # To learn which resources support conditions in their IAM policies, see the | 
|  | # [IAM | 
|  | # documentation](https://cloud.google.com/iam/help/conditions/resource-policies). | 
|  | # syntax. CEL is a C-like expression language. The syntax and semantics of CEL | 
|  | # are documented at https://github.com/google/cel-spec. | 
|  | # | 
|  | # Example (Comparison): | 
|  | # | 
|  | #     title: "Summary size limit" | 
|  | #     description: "Determines if a summary is less than 100 chars" | 
|  | #     expression: "document.summary.size() < 100" | 
|  | # | 
|  | # Example (Equality): | 
|  | # | 
|  | #     title: "Requestor is owner" | 
|  | #     description: "Determines if requestor is the document owner" | 
|  | #     expression: "document.owner == request.auth.claims.email" | 
|  | # | 
|  | # Example (Logic): | 
|  | # | 
|  | #     title: "Public documents" | 
|  | #     description: "Determine whether the document should be publicly visible" | 
|  | #     expression: "document.type != 'private' && document.type != 'internal'" | 
|  | # | 
|  | # Example (Data Manipulation): | 
|  | # | 
|  | #     title: "Notification string" | 
|  | #     description: "Create a notification string with a timestamp." | 
|  | #     expression: "'New message received at ' + string(document.create_time)" | 
|  | # | 
|  | # The exact variables and functions that may be referenced within an expression | 
|  | # are determined by the service that evaluates it. See the service | 
|  | # documentation for additional information. | 
|  | "description": "A String", # Optional. Description of the expression. This is a longer text which | 
|  | # describes the expression, e.g. when hovered over it in a UI. | 
|  | "expression": "A String", # Textual representation of an expression in Common Expression Language | 
|  | # syntax. | 
|  | "title": "A String", # Optional. Title for the expression, i.e. a short string describing | 
|  | # its purpose. This can be used e.g. in UIs which allow to enter the | 
|  | # expression. | 
|  | "location": "A String", # Optional. String indicating the location of the expression for error | 
|  | # reporting, e.g. a file name and a position in the file. | 
|  | }, | 
|  | }, | 
|  | ], | 
|  | "etag": "A String", # `etag` is used for optimistic concurrency control as a way to help | 
|  | # prevent simultaneous updates of a policy from overwriting each other. | 
|  | # It is strongly suggested that systems make use of the `etag` in the | 
|  | # read-modify-write cycle to perform policy updates in order to avoid race | 
|  | # conditions: An `etag` is returned in the response to `getIamPolicy`, and | 
|  | # systems are expected to put that etag in the request to `setIamPolicy` to | 
|  | # ensure that their change will be applied to the same version of the policy. | 
|  | # | 
|  | # **Important:** If you use IAM Conditions, you must include the `etag` field | 
|  | # whenever you call `setIamPolicy`. If you omit this field, then IAM allows | 
|  | # you to overwrite a version `3` policy with a version `1` policy, and all of | 
|  | # the conditions in the version `3` policy are lost. | 
|  | "version": 42, # Specifies the format of the policy. | 
|  | # | 
|  | # Valid values are `0`, `1`, and `3`. Requests that specify an invalid value | 
|  | # are rejected. | 
|  | # | 
|  | # Any operation that affects conditional role bindings must specify version | 
|  | # `3`. This requirement applies to the following operations: | 
|  | # | 
|  | # * Getting a policy that includes a conditional role binding | 
|  | # * Adding a conditional role binding to a policy | 
|  | # * Changing a conditional role binding in a policy | 
|  | # * Removing any role binding, with or without a condition, from a policy | 
|  | #   that includes conditions | 
|  | # | 
|  | # **Important:** If you use IAM Conditions, you must include the `etag` field | 
|  | # whenever you call `setIamPolicy`. If you omit this field, then IAM allows | 
|  | # you to overwrite a version `3` policy with a version `1` policy, and all of | 
|  | # the conditions in the version `3` policy are lost. | 
|  | # | 
|  | # If a policy does not include any conditions, operations on that policy may | 
|  | # specify any valid version or leave the field unset. | 
|  | # | 
|  | # To learn which resources support conditions in their IAM policies, see the | 
|  | # [IAM documentation](https://cloud.google.com/iam/help/conditions/resource-policies). | 
|  | }</pre> | 
|  | </div> | 
|  |  | 
|  | <div class="method"> | 
|  | <code class="details" id="testIamPermissions">testIamPermissions(resource, body=None, x__xgafv=None)</code> | 
|  | <pre>Returns permissions that a caller has on a Queue. | 
|  | If the resource does not exist, this will return an empty set of | 
|  | permissions, not a NOT_FOUND error. | 
|  |  | 
|  | Note: This operation is designed to be used for building permission-aware | 
|  | UIs and command-line tools, not for authorization checking. This operation | 
|  | may "fail open" without warning. | 
|  |  | 
|  | Args: | 
|  | resource: string, REQUIRED: The resource for which the policy detail is being requested. | 
|  | See the operation documentation for the appropriate value for this field. (required) | 
|  | body: object, The request body. | 
|  | The object takes the form of: | 
|  |  | 
|  | { # Request message for `TestIamPermissions` method. | 
|  | "permissions": [ # The set of permissions to check for the `resource`. Permissions with | 
|  | # wildcards (such as '*' or 'storage.*') are not allowed. For more | 
|  | # information see | 
|  | # [IAM Overview](https://cloud.google.com/iam/docs/overview#permissions). | 
|  | "A String", | 
|  | ], | 
|  | } | 
|  |  | 
|  | x__xgafv: string, V1 error format. | 
|  | Allowed values | 
|  | 1 - v1 error format | 
|  | 2 - v2 error format | 
|  |  | 
|  | Returns: | 
|  | An object of the form: | 
|  |  | 
|  | { # Response message for `TestIamPermissions` method. | 
|  | "permissions": [ # A subset of `TestPermissionsRequest.permissions` that the caller is | 
|  | # allowed. | 
|  | "A String", | 
|  | ], | 
|  | }</pre> | 
|  | </div> | 
|  |  | 
|  | </body></html> |