docs: update generated docs (#981)

diff --git a/docs/dyn/gmail_v1.users.drafts.html b/docs/dyn/gmail_v1.users.drafts.html
index 2b7374e..b3136be 100644
--- a/docs/dyn/gmail_v1.users.drafts.html
+++ b/docs/dyn/gmail_v1.users.drafts.html
@@ -75,74 +75,114 @@
 <h1><a href="gmail_v1.html">Gmail API</a> . <a href="gmail_v1.users.html">users</a> . <a href="gmail_v1.users.drafts.html">drafts</a></h1>
 <h2>Instance Methods</h2>
 <p class="toc_element">
-  <code><a href="#create">create(userId, body=None, media_body=None, media_mime_type=None)</a></code></p>
-<p class="firstline">Creates a new draft with the DRAFT label.</p>
+  <code><a href="#create">create(userId, body=None, x__xgafv=None, media_body=None, media_mime_type=None)</a></code></p>
+<p class="firstline">Creates a new draft with the `DRAFT` label.</p>
 <p class="toc_element">
-  <code><a href="#delete">delete(userId, id)</a></code></p>
-<p class="firstline">Immediately and permanently deletes the specified draft. Does not simply trash it.</p>
+  <code><a href="#delete">delete(userId, id, x__xgafv=None)</a></code></p>
+<p class="firstline">Immediately and permanently deletes the specified draft.</p>
 <p class="toc_element">
-  <code><a href="#get">get(userId, id, format=None)</a></code></p>
+  <code><a href="#get">get(userId, id, format=None, x__xgafv=None)</a></code></p>
 <p class="firstline">Gets the specified draft.</p>
 <p class="toc_element">
-  <code><a href="#list">list(userId, includeSpamTrash=None, maxResults=None, pageToken=None, q=None)</a></code></p>
+  <code><a href="#list">list(userId, maxResults=None, q=None, includeSpamTrash=None, pageToken=None, x__xgafv=None)</a></code></p>
 <p class="firstline">Lists the drafts in the user's mailbox.</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="#send">send(userId, body=None, media_body=None, media_mime_type=None)</a></code></p>
-<p class="firstline">Sends the specified, existing draft to the recipients in the To, Cc, and Bcc headers.</p>
+  <code><a href="#send">send(userId, body=None, x__xgafv=None, media_body=None, media_mime_type=None)</a></code></p>
+<p class="firstline">Sends the specified, existing draft to the recipients in the</p>
 <p class="toc_element">
-  <code><a href="#update">update(userId, id, body=None, media_body=None, media_mime_type=None)</a></code></p>
+  <code><a href="#update">update(userId, id, body=None, x__xgafv=None, media_body=None, media_mime_type=None)</a></code></p>
 <p class="firstline">Replaces a draft's content.</p>
 <h3>Method Details</h3>
 <div class="method">
-    <code class="details" id="create">create(userId, body=None, media_body=None, media_mime_type=None)</code>
-  <pre>Creates a new draft with the DRAFT label.
+    <code class="details" id="create">create(userId, body=None, x__xgafv=None, media_body=None, media_mime_type=None)</code>
+  <pre>Creates a new draft with the `DRAFT` label.
 
 Args:
-  userId: string, The user&#x27;s email address. The special value me can be used to indicate the authenticated user. (required)
+  userId: string, The user&#x27;s email address. The special value `me`
+can be used to indicate the authenticated user. (required)
   body: object, The request body.
     The object takes the form of:
 
 { # A draft email in the user&#x27;s mailbox.
     &quot;id&quot;: &quot;A String&quot;, # The immutable ID of the draft.
     &quot;message&quot;: { # An email message. # The message content of the draft.
-      &quot;historyId&quot;: &quot;A String&quot;, # The ID of the last history record that modified this message.
+      &quot;threadId&quot;: &quot;A String&quot;, # The ID of the thread the message belongs to. To add a message or draft to
+          # a thread, the following criteria must be met:
+          # &lt;ol&gt;&lt;li&gt;The requested `threadId` must be specified on the
+          # `Message` or `Draft.Message` you supply with your
+          # request.&lt;/li&gt;
+          # &lt;li&gt;The `References` and `In-Reply-To` headers must
+          # be set in compliance with the
+          # &lt;a href=&quot;https://tools.ietf.org/html/rfc2822&quot;&gt;RFC 2822&lt;/a&gt; standard.&lt;/li&gt;
+          # &lt;li&gt;The `Subject` headers must match.
+          # @mutable gmail.users.messages.insert gmail.users.messages.send
+          # @mutable gmail.users.drafts.create gmail.users.drafts.update
+      &quot;internalDate&quot;: &quot;A String&quot;, # The internal message creation timestamp (epoch ms), which determines
+          # ordering in the inbox.  For normal SMTP-received email, this represents the
+          # time the message was originally accepted by Google, which is more reliable
+          # than the `Date` header. However, for API-migrated mail, it can
+          # be configured by client to be based on the `Date` header.
       &quot;id&quot;: &quot;A String&quot;, # The immutable ID of the message.
-      &quot;internalDate&quot;: &quot;A String&quot;, # The internal message creation timestamp (epoch ms), which determines ordering in the inbox. For normal SMTP-received email, this represents the time the message was originally accepted by Google, which is more reliable than the Date header. However, for API-migrated mail, it can be configured by client to be based on the Date header.
-      &quot;labelIds&quot;: [ # List of IDs of labels applied to this message.
-        &quot;A String&quot;,
-      ],
+      &quot;sizeEstimate&quot;: 42, # Estimated size in bytes of the message.
       &quot;payload&quot;: { # A single MIME message part. # The parsed email structure in the message parts.
-        &quot;body&quot;: { # The body of a single MIME message part. # The message part body for this part, which may be empty for container MIME message parts.
-          &quot;attachmentId&quot;: &quot;A String&quot;, # When present, contains the ID of an external attachment that can be retrieved in a separate messages.attachments.get request. When not present, the entire content of the message part body is contained in the data field.
-          &quot;data&quot;: &quot;A String&quot;, # The body data of a MIME message part as a base64url encoded string. May be empty for MIME container types that have no message body or when the body data is sent as a separate attachment. An attachment ID is present if the body data is contained in a separate attachment.
-          &quot;size&quot;: 42, # Number of bytes for the message part data (encoding notwithstanding).
-        },
-        &quot;filename&quot;: &quot;A String&quot;, # The filename of the attachment. Only present if this message part represents an attachment.
-        &quot;headers&quot;: [ # List of headers on this message part. For the top-level message part, representing the entire message payload, it will contain the standard RFC 2822 email headers such as To, From, and Subject.
-          {
-            &quot;name&quot;: &quot;A String&quot;, # The name of the header before the : separator. For example, To.
-            &quot;value&quot;: &quot;A String&quot;, # The value of the header after the : separator. For example, someuser@example.com.
-          },
-        ],
         &quot;mimeType&quot;: &quot;A String&quot;, # The MIME type of the message part.
-        &quot;partId&quot;: &quot;A String&quot;, # The immutable ID of the message part.
-        &quot;parts&quot;: [ # The child MIME message parts of this part. This only applies to container MIME message parts, for example multipart/*. For non- container MIME message part types, such as text/plain, this field is empty. For more information, see RFC 1521.
+        &quot;parts&quot;: [ # The child MIME message parts of this part. This only applies to container
+            # MIME message parts, for example `multipart/*`. For non-
+            # container MIME message part types, such as `text/plain`, this
+            # field is empty. For more information, see
+            # &lt;a href=&quot;http://www.ietf.org/rfc/rfc1521.txt&quot;&gt;RFC 1521&lt;/a&gt;.
           # Object with schema name: MessagePart
         ],
+        &quot;headers&quot;: [ # List of headers on this message part. For the top-level message part,
+            # representing the entire message payload, it will contain the standard
+            # RFC 2822 email headers such as `To`, `From`, and
+            # `Subject`.
+          {
+            &quot;name&quot;: &quot;A String&quot;, # The name of the header before the `:` separator. For
+                # example, `To`.
+            &quot;value&quot;: &quot;A String&quot;, # The value of the header after the `:` separator. For example,
+                # `someuser@example.com`.
+          },
+        ],
+        &quot;filename&quot;: &quot;A String&quot;, # The filename of the attachment. Only present if this message part
+            # represents an attachment.
+        &quot;partId&quot;: &quot;A String&quot;, # The immutable ID of the message part.
+        &quot;body&quot;: { # The body of a single MIME message part. # The message part body for this part, which may be empty for
+            # container MIME message parts.
+          &quot;size&quot;: 42, # Number of bytes for the message part data (encoding notwithstanding).
+          &quot;attachmentId&quot;: &quot;A String&quot;, # When present, contains the ID of an external attachment that can be
+              # retrieved in a separate `messages.attachments.get` request.
+              # When not present, the entire content of the message part body is
+              # contained in the data field.
+          &quot;data&quot;: &quot;A String&quot;, # The body data of a MIME message part as a base64url encoded string.
+              # May be empty for MIME container
+              # types that have no message body or when the body data is sent as a
+              # separate attachment. An attachment ID is present if the body data is
+              # contained in a separate attachment.
+        },
       },
-      &quot;raw&quot;: &quot;A String&quot;, # The entire email message in an RFC 2822 formatted and base64url encoded string. Returned in messages.get and drafts.get responses when the format=RAW parameter is supplied.
-      &quot;sizeEstimate&quot;: 42, # Estimated size in bytes of the message.
+      &quot;historyId&quot;: &quot;A String&quot;, # The ID of the last history record that modified this message.
       &quot;snippet&quot;: &quot;A String&quot;, # A short part of the message text.
-      &quot;threadId&quot;: &quot;A String&quot;, # The ID of the thread the message belongs to. To add a message or draft to a thread, the following criteria must be met:
-          # - The requested threadId must be specified on the Message or Draft.Message you supply with your request.
-          # - The References and In-Reply-To headers must be set in compliance with the RFC 2822 standard.
-          # - The Subject headers must match.
+      &quot;raw&quot;: &quot;A String&quot;, # The entire email message in an RFC 2822 formatted and base64url
+          # encoded string. Returned in `messages.get` and
+          # `drafts.get` responses when the `format=RAW`
+          # parameter is supplied.
+          # @mutable gmail.users.messages.insert gmail.users.messages.send
+          # @mutable gmail.users.drafts.create gmail.users.drafts.update
+      &quot;labelIds&quot;: [ # List of IDs of labels applied to this message.
+          # @mutable gmail.users.messages.insert gmail.users.messages.modify
+        &quot;A String&quot;,
+      ],
     },
   }
 
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
   media_body: string, The filename of the media request body, or an instance of a MediaUpload object.
   media_mime_type: string, The MIME type of the media request body, or an instance of a MediaUpload object.
 
@@ -152,65 +192,106 @@
     { # A draft email in the user&#x27;s mailbox.
       &quot;id&quot;: &quot;A String&quot;, # The immutable ID of the draft.
       &quot;message&quot;: { # An email message. # The message content of the draft.
-        &quot;historyId&quot;: &quot;A String&quot;, # The ID of the last history record that modified this message.
+        &quot;threadId&quot;: &quot;A String&quot;, # The ID of the thread the message belongs to. To add a message or draft to
+            # a thread, the following criteria must be met:
+            # &lt;ol&gt;&lt;li&gt;The requested `threadId` must be specified on the
+            # `Message` or `Draft.Message` you supply with your
+            # request.&lt;/li&gt;
+            # &lt;li&gt;The `References` and `In-Reply-To` headers must
+            # be set in compliance with the
+            # &lt;a href=&quot;https://tools.ietf.org/html/rfc2822&quot;&gt;RFC 2822&lt;/a&gt; standard.&lt;/li&gt;
+            # &lt;li&gt;The `Subject` headers must match.
+            # @mutable gmail.users.messages.insert gmail.users.messages.send
+            # @mutable gmail.users.drafts.create gmail.users.drafts.update
+        &quot;internalDate&quot;: &quot;A String&quot;, # The internal message creation timestamp (epoch ms), which determines
+            # ordering in the inbox.  For normal SMTP-received email, this represents the
+            # time the message was originally accepted by Google, which is more reliable
+            # than the `Date` header. However, for API-migrated mail, it can
+            # be configured by client to be based on the `Date` header.
         &quot;id&quot;: &quot;A String&quot;, # The immutable ID of the message.
-        &quot;internalDate&quot;: &quot;A String&quot;, # The internal message creation timestamp (epoch ms), which determines ordering in the inbox. For normal SMTP-received email, this represents the time the message was originally accepted by Google, which is more reliable than the Date header. However, for API-migrated mail, it can be configured by client to be based on the Date header.
-        &quot;labelIds&quot;: [ # List of IDs of labels applied to this message.
-          &quot;A String&quot;,
-        ],
+        &quot;sizeEstimate&quot;: 42, # Estimated size in bytes of the message.
         &quot;payload&quot;: { # A single MIME message part. # The parsed email structure in the message parts.
-          &quot;body&quot;: { # The body of a single MIME message part. # The message part body for this part, which may be empty for container MIME message parts.
-            &quot;attachmentId&quot;: &quot;A String&quot;, # When present, contains the ID of an external attachment that can be retrieved in a separate messages.attachments.get request. When not present, the entire content of the message part body is contained in the data field.
-            &quot;data&quot;: &quot;A String&quot;, # The body data of a MIME message part as a base64url encoded string. May be empty for MIME container types that have no message body or when the body data is sent as a separate attachment. An attachment ID is present if the body data is contained in a separate attachment.
-            &quot;size&quot;: 42, # Number of bytes for the message part data (encoding notwithstanding).
-          },
-          &quot;filename&quot;: &quot;A String&quot;, # The filename of the attachment. Only present if this message part represents an attachment.
-          &quot;headers&quot;: [ # List of headers on this message part. For the top-level message part, representing the entire message payload, it will contain the standard RFC 2822 email headers such as To, From, and Subject.
-            {
-              &quot;name&quot;: &quot;A String&quot;, # The name of the header before the : separator. For example, To.
-              &quot;value&quot;: &quot;A String&quot;, # The value of the header after the : separator. For example, someuser@example.com.
-            },
-          ],
           &quot;mimeType&quot;: &quot;A String&quot;, # The MIME type of the message part.
-          &quot;partId&quot;: &quot;A String&quot;, # The immutable ID of the message part.
-          &quot;parts&quot;: [ # The child MIME message parts of this part. This only applies to container MIME message parts, for example multipart/*. For non- container MIME message part types, such as text/plain, this field is empty. For more information, see RFC 1521.
+          &quot;parts&quot;: [ # The child MIME message parts of this part. This only applies to container
+              # MIME message parts, for example `multipart/*`. For non-
+              # container MIME message part types, such as `text/plain`, this
+              # field is empty. For more information, see
+              # &lt;a href=&quot;http://www.ietf.org/rfc/rfc1521.txt&quot;&gt;RFC 1521&lt;/a&gt;.
             # Object with schema name: MessagePart
           ],
+          &quot;headers&quot;: [ # List of headers on this message part. For the top-level message part,
+              # representing the entire message payload, it will contain the standard
+              # RFC 2822 email headers such as `To`, `From`, and
+              # `Subject`.
+            {
+              &quot;name&quot;: &quot;A String&quot;, # The name of the header before the `:` separator. For
+                  # example, `To`.
+              &quot;value&quot;: &quot;A String&quot;, # The value of the header after the `:` separator. For example,
+                  # `someuser@example.com`.
+            },
+          ],
+          &quot;filename&quot;: &quot;A String&quot;, # The filename of the attachment. Only present if this message part
+              # represents an attachment.
+          &quot;partId&quot;: &quot;A String&quot;, # The immutable ID of the message part.
+          &quot;body&quot;: { # The body of a single MIME message part. # The message part body for this part, which may be empty for
+              # container MIME message parts.
+            &quot;size&quot;: 42, # Number of bytes for the message part data (encoding notwithstanding).
+            &quot;attachmentId&quot;: &quot;A String&quot;, # When present, contains the ID of an external attachment that can be
+                # retrieved in a separate `messages.attachments.get` request.
+                # When not present, the entire content of the message part body is
+                # contained in the data field.
+            &quot;data&quot;: &quot;A String&quot;, # The body data of a MIME message part as a base64url encoded string.
+                # May be empty for MIME container
+                # types that have no message body or when the body data is sent as a
+                # separate attachment. An attachment ID is present if the body data is
+                # contained in a separate attachment.
+          },
         },
-        &quot;raw&quot;: &quot;A String&quot;, # The entire email message in an RFC 2822 formatted and base64url encoded string. Returned in messages.get and drafts.get responses when the format=RAW parameter is supplied.
-        &quot;sizeEstimate&quot;: 42, # Estimated size in bytes of the message.
+        &quot;historyId&quot;: &quot;A String&quot;, # The ID of the last history record that modified this message.
         &quot;snippet&quot;: &quot;A String&quot;, # A short part of the message text.
-        &quot;threadId&quot;: &quot;A String&quot;, # The ID of the thread the message belongs to. To add a message or draft to a thread, the following criteria must be met:
-            # - The requested threadId must be specified on the Message or Draft.Message you supply with your request.
-            # - The References and In-Reply-To headers must be set in compliance with the RFC 2822 standard.
-            # - The Subject headers must match.
+        &quot;raw&quot;: &quot;A String&quot;, # The entire email message in an RFC 2822 formatted and base64url
+            # encoded string. Returned in `messages.get` and
+            # `drafts.get` responses when the `format=RAW`
+            # parameter is supplied.
+            # @mutable gmail.users.messages.insert gmail.users.messages.send
+            # @mutable gmail.users.drafts.create gmail.users.drafts.update
+        &quot;labelIds&quot;: [ # List of IDs of labels applied to this message.
+            # @mutable gmail.users.messages.insert gmail.users.messages.modify
+          &quot;A String&quot;,
+        ],
       },
     }</pre>
 </div>
 
 <div class="method">
-    <code class="details" id="delete">delete(userId, id)</code>
-  <pre>Immediately and permanently deletes the specified draft. Does not simply trash it.
+    <code class="details" id="delete">delete(userId, id, x__xgafv=None)</code>
+  <pre>Immediately and permanently deletes the specified draft.
+Does not simply trash it.
 
 Args:
-  userId: string, The user&#x27;s email address. The special value me can be used to indicate the authenticated user. (required)
+  userId: string, The user&#x27;s email address. The special value `me`
+can be used to indicate the authenticated user. (required)
   id: string, The ID of the draft to delete. (required)
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
 </pre>
 </div>
 
 <div class="method">
-    <code class="details" id="get">get(userId, id, format=None)</code>
+    <code class="details" id="get">get(userId, id, format=None, x__xgafv=None)</code>
   <pre>Gets the specified draft.
 
 Args:
-  userId: string, The user&#x27;s email address. The special value me can be used to indicate the authenticated user. (required)
+  userId: string, The user&#x27;s email address. The special value `me`
+can be used to indicate the authenticated user. (required)
   id: string, The ID of the draft to retrieve. (required)
   format: string, The format to return the draft in.
+  x__xgafv: string, V1 error format.
     Allowed values
-      full - 
-      metadata - 
-      minimal - 
-      raw - 
+      1 - v1 error format
+      2 - v2 error format
 
 Returns:
   An object of the form:
@@ -218,97 +299,180 @@
     { # A draft email in the user&#x27;s mailbox.
       &quot;id&quot;: &quot;A String&quot;, # The immutable ID of the draft.
       &quot;message&quot;: { # An email message. # The message content of the draft.
-        &quot;historyId&quot;: &quot;A String&quot;, # The ID of the last history record that modified this message.
+        &quot;threadId&quot;: &quot;A String&quot;, # The ID of the thread the message belongs to. To add a message or draft to
+            # a thread, the following criteria must be met:
+            # &lt;ol&gt;&lt;li&gt;The requested `threadId` must be specified on the
+            # `Message` or `Draft.Message` you supply with your
+            # request.&lt;/li&gt;
+            # &lt;li&gt;The `References` and `In-Reply-To` headers must
+            # be set in compliance with the
+            # &lt;a href=&quot;https://tools.ietf.org/html/rfc2822&quot;&gt;RFC 2822&lt;/a&gt; standard.&lt;/li&gt;
+            # &lt;li&gt;The `Subject` headers must match.
+            # @mutable gmail.users.messages.insert gmail.users.messages.send
+            # @mutable gmail.users.drafts.create gmail.users.drafts.update
+        &quot;internalDate&quot;: &quot;A String&quot;, # The internal message creation timestamp (epoch ms), which determines
+            # ordering in the inbox.  For normal SMTP-received email, this represents the
+            # time the message was originally accepted by Google, which is more reliable
+            # than the `Date` header. However, for API-migrated mail, it can
+            # be configured by client to be based on the `Date` header.
         &quot;id&quot;: &quot;A String&quot;, # The immutable ID of the message.
-        &quot;internalDate&quot;: &quot;A String&quot;, # The internal message creation timestamp (epoch ms), which determines ordering in the inbox. For normal SMTP-received email, this represents the time the message was originally accepted by Google, which is more reliable than the Date header. However, for API-migrated mail, it can be configured by client to be based on the Date header.
-        &quot;labelIds&quot;: [ # List of IDs of labels applied to this message.
-          &quot;A String&quot;,
-        ],
+        &quot;sizeEstimate&quot;: 42, # Estimated size in bytes of the message.
         &quot;payload&quot;: { # A single MIME message part. # The parsed email structure in the message parts.
-          &quot;body&quot;: { # The body of a single MIME message part. # The message part body for this part, which may be empty for container MIME message parts.
-            &quot;attachmentId&quot;: &quot;A String&quot;, # When present, contains the ID of an external attachment that can be retrieved in a separate messages.attachments.get request. When not present, the entire content of the message part body is contained in the data field.
-            &quot;data&quot;: &quot;A String&quot;, # The body data of a MIME message part as a base64url encoded string. May be empty for MIME container types that have no message body or when the body data is sent as a separate attachment. An attachment ID is present if the body data is contained in a separate attachment.
-            &quot;size&quot;: 42, # Number of bytes for the message part data (encoding notwithstanding).
-          },
-          &quot;filename&quot;: &quot;A String&quot;, # The filename of the attachment. Only present if this message part represents an attachment.
-          &quot;headers&quot;: [ # List of headers on this message part. For the top-level message part, representing the entire message payload, it will contain the standard RFC 2822 email headers such as To, From, and Subject.
-            {
-              &quot;name&quot;: &quot;A String&quot;, # The name of the header before the : separator. For example, To.
-              &quot;value&quot;: &quot;A String&quot;, # The value of the header after the : separator. For example, someuser@example.com.
-            },
-          ],
           &quot;mimeType&quot;: &quot;A String&quot;, # The MIME type of the message part.
-          &quot;partId&quot;: &quot;A String&quot;, # The immutable ID of the message part.
-          &quot;parts&quot;: [ # The child MIME message parts of this part. This only applies to container MIME message parts, for example multipart/*. For non- container MIME message part types, such as text/plain, this field is empty. For more information, see RFC 1521.
+          &quot;parts&quot;: [ # The child MIME message parts of this part. This only applies to container
+              # MIME message parts, for example `multipart/*`. For non-
+              # container MIME message part types, such as `text/plain`, this
+              # field is empty. For more information, see
+              # &lt;a href=&quot;http://www.ietf.org/rfc/rfc1521.txt&quot;&gt;RFC 1521&lt;/a&gt;.
             # Object with schema name: MessagePart
           ],
+          &quot;headers&quot;: [ # List of headers on this message part. For the top-level message part,
+              # representing the entire message payload, it will contain the standard
+              # RFC 2822 email headers such as `To`, `From`, and
+              # `Subject`.
+            {
+              &quot;name&quot;: &quot;A String&quot;, # The name of the header before the `:` separator. For
+                  # example, `To`.
+              &quot;value&quot;: &quot;A String&quot;, # The value of the header after the `:` separator. For example,
+                  # `someuser@example.com`.
+            },
+          ],
+          &quot;filename&quot;: &quot;A String&quot;, # The filename of the attachment. Only present if this message part
+              # represents an attachment.
+          &quot;partId&quot;: &quot;A String&quot;, # The immutable ID of the message part.
+          &quot;body&quot;: { # The body of a single MIME message part. # The message part body for this part, which may be empty for
+              # container MIME message parts.
+            &quot;size&quot;: 42, # Number of bytes for the message part data (encoding notwithstanding).
+            &quot;attachmentId&quot;: &quot;A String&quot;, # When present, contains the ID of an external attachment that can be
+                # retrieved in a separate `messages.attachments.get` request.
+                # When not present, the entire content of the message part body is
+                # contained in the data field.
+            &quot;data&quot;: &quot;A String&quot;, # The body data of a MIME message part as a base64url encoded string.
+                # May be empty for MIME container
+                # types that have no message body or when the body data is sent as a
+                # separate attachment. An attachment ID is present if the body data is
+                # contained in a separate attachment.
+          },
         },
-        &quot;raw&quot;: &quot;A String&quot;, # The entire email message in an RFC 2822 formatted and base64url encoded string. Returned in messages.get and drafts.get responses when the format=RAW parameter is supplied.
-        &quot;sizeEstimate&quot;: 42, # Estimated size in bytes of the message.
+        &quot;historyId&quot;: &quot;A String&quot;, # The ID of the last history record that modified this message.
         &quot;snippet&quot;: &quot;A String&quot;, # A short part of the message text.
-        &quot;threadId&quot;: &quot;A String&quot;, # The ID of the thread the message belongs to. To add a message or draft to a thread, the following criteria must be met:
-            # - The requested threadId must be specified on the Message or Draft.Message you supply with your request.
-            # - The References and In-Reply-To headers must be set in compliance with the RFC 2822 standard.
-            # - The Subject headers must match.
+        &quot;raw&quot;: &quot;A String&quot;, # The entire email message in an RFC 2822 formatted and base64url
+            # encoded string. Returned in `messages.get` and
+            # `drafts.get` responses when the `format=RAW`
+            # parameter is supplied.
+            # @mutable gmail.users.messages.insert gmail.users.messages.send
+            # @mutable gmail.users.drafts.create gmail.users.drafts.update
+        &quot;labelIds&quot;: [ # List of IDs of labels applied to this message.
+            # @mutable gmail.users.messages.insert gmail.users.messages.modify
+          &quot;A String&quot;,
+        ],
       },
     }</pre>
 </div>
 
 <div class="method">
-    <code class="details" id="list">list(userId, includeSpamTrash=None, maxResults=None, pageToken=None, q=None)</code>
+    <code class="details" id="list">list(userId, maxResults=None, q=None, includeSpamTrash=None, pageToken=None, x__xgafv=None)</code>
   <pre>Lists the drafts in the user&#x27;s mailbox.
 
 Args:
-  userId: string, The user&#x27;s email address. The special value me can be used to indicate the authenticated user. (required)
-  includeSpamTrash: boolean, Include drafts from SPAM and TRASH in the results.
+  userId: string, The user&#x27;s email address. The special value `me`
+can be used to indicate the authenticated user. (required)
   maxResults: integer, Maximum number of drafts to return.
+  q: string, Only return draft messages matching the specified query. Supports the same
+query format as the Gmail search box. For example,
+`&quot;from:someuser@example.com rfc822msgid:&lt;somemsgid@example.com&gt;
+is:unread&quot;`.
+  includeSpamTrash: boolean, Include drafts from `SPAM` and `TRASH`
+in the results.
   pageToken: string, Page token to retrieve a specific page of results in the list.
-  q: string, Only return draft messages matching the specified query. Supports the same query format as the Gmail search box. For example, &quot;from:someuser@example.com rfc822msgid: is:unread&quot;.
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
 
 Returns:
   An object of the form:
 
     {
-    &quot;drafts&quot;: [ # List of drafts. Note that the Message property in each Draft resource only contains an id and a threadId. The messages.get method can fetch additional message details.
+    &quot;nextPageToken&quot;: &quot;A String&quot;, # Token to retrieve the next page of results in the list.
+    &quot;drafts&quot;: [ # List of drafts. Note that the `Message` property in each
+        # `Draft` resource only contains an `id` and a
+        # `threadId`. The
+        # &lt;a href=&quot;/gmail/api/v1/reference/users/messages/get&quot;&gt;messages.get&lt;/a&gt;
+        # method can fetch additional message details.
       { # A draft email in the user&#x27;s mailbox.
           &quot;id&quot;: &quot;A String&quot;, # The immutable ID of the draft.
           &quot;message&quot;: { # An email message. # The message content of the draft.
-            &quot;historyId&quot;: &quot;A String&quot;, # The ID of the last history record that modified this message.
+            &quot;threadId&quot;: &quot;A String&quot;, # The ID of the thread the message belongs to. To add a message or draft to
+                # a thread, the following criteria must be met:
+                # &lt;ol&gt;&lt;li&gt;The requested `threadId` must be specified on the
+                # `Message` or `Draft.Message` you supply with your
+                # request.&lt;/li&gt;
+                # &lt;li&gt;The `References` and `In-Reply-To` headers must
+                # be set in compliance with the
+                # &lt;a href=&quot;https://tools.ietf.org/html/rfc2822&quot;&gt;RFC 2822&lt;/a&gt; standard.&lt;/li&gt;
+                # &lt;li&gt;The `Subject` headers must match.
+                # @mutable gmail.users.messages.insert gmail.users.messages.send
+                # @mutable gmail.users.drafts.create gmail.users.drafts.update
+            &quot;internalDate&quot;: &quot;A String&quot;, # The internal message creation timestamp (epoch ms), which determines
+                # ordering in the inbox.  For normal SMTP-received email, this represents the
+                # time the message was originally accepted by Google, which is more reliable
+                # than the `Date` header. However, for API-migrated mail, it can
+                # be configured by client to be based on the `Date` header.
             &quot;id&quot;: &quot;A String&quot;, # The immutable ID of the message.
-            &quot;internalDate&quot;: &quot;A String&quot;, # The internal message creation timestamp (epoch ms), which determines ordering in the inbox. For normal SMTP-received email, this represents the time the message was originally accepted by Google, which is more reliable than the Date header. However, for API-migrated mail, it can be configured by client to be based on the Date header.
-            &quot;labelIds&quot;: [ # List of IDs of labels applied to this message.
-              &quot;A String&quot;,
-            ],
+            &quot;sizeEstimate&quot;: 42, # Estimated size in bytes of the message.
             &quot;payload&quot;: { # A single MIME message part. # The parsed email structure in the message parts.
-              &quot;body&quot;: { # The body of a single MIME message part. # The message part body for this part, which may be empty for container MIME message parts.
-                &quot;attachmentId&quot;: &quot;A String&quot;, # When present, contains the ID of an external attachment that can be retrieved in a separate messages.attachments.get request. When not present, the entire content of the message part body is contained in the data field.
-                &quot;data&quot;: &quot;A String&quot;, # The body data of a MIME message part as a base64url encoded string. May be empty for MIME container types that have no message body or when the body data is sent as a separate attachment. An attachment ID is present if the body data is contained in a separate attachment.
-                &quot;size&quot;: 42, # Number of bytes for the message part data (encoding notwithstanding).
-              },
-              &quot;filename&quot;: &quot;A String&quot;, # The filename of the attachment. Only present if this message part represents an attachment.
-              &quot;headers&quot;: [ # List of headers on this message part. For the top-level message part, representing the entire message payload, it will contain the standard RFC 2822 email headers such as To, From, and Subject.
-                {
-                  &quot;name&quot;: &quot;A String&quot;, # The name of the header before the : separator. For example, To.
-                  &quot;value&quot;: &quot;A String&quot;, # The value of the header after the : separator. For example, someuser@example.com.
-                },
-              ],
               &quot;mimeType&quot;: &quot;A String&quot;, # The MIME type of the message part.
-              &quot;partId&quot;: &quot;A String&quot;, # The immutable ID of the message part.
-              &quot;parts&quot;: [ # The child MIME message parts of this part. This only applies to container MIME message parts, for example multipart/*. For non- container MIME message part types, such as text/plain, this field is empty. For more information, see RFC 1521.
+              &quot;parts&quot;: [ # The child MIME message parts of this part. This only applies to container
+                  # MIME message parts, for example `multipart/*`. For non-
+                  # container MIME message part types, such as `text/plain`, this
+                  # field is empty. For more information, see
+                  # &lt;a href=&quot;http://www.ietf.org/rfc/rfc1521.txt&quot;&gt;RFC 1521&lt;/a&gt;.
                 # Object with schema name: MessagePart
               ],
+              &quot;headers&quot;: [ # List of headers on this message part. For the top-level message part,
+                  # representing the entire message payload, it will contain the standard
+                  # RFC 2822 email headers such as `To`, `From`, and
+                  # `Subject`.
+                {
+                  &quot;name&quot;: &quot;A String&quot;, # The name of the header before the `:` separator. For
+                      # example, `To`.
+                  &quot;value&quot;: &quot;A String&quot;, # The value of the header after the `:` separator. For example,
+                      # `someuser@example.com`.
+                },
+              ],
+              &quot;filename&quot;: &quot;A String&quot;, # The filename of the attachment. Only present if this message part
+                  # represents an attachment.
+              &quot;partId&quot;: &quot;A String&quot;, # The immutable ID of the message part.
+              &quot;body&quot;: { # The body of a single MIME message part. # The message part body for this part, which may be empty for
+                  # container MIME message parts.
+                &quot;size&quot;: 42, # Number of bytes for the message part data (encoding notwithstanding).
+                &quot;attachmentId&quot;: &quot;A String&quot;, # When present, contains the ID of an external attachment that can be
+                    # retrieved in a separate `messages.attachments.get` request.
+                    # When not present, the entire content of the message part body is
+                    # contained in the data field.
+                &quot;data&quot;: &quot;A String&quot;, # The body data of a MIME message part as a base64url encoded string.
+                    # May be empty for MIME container
+                    # types that have no message body or when the body data is sent as a
+                    # separate attachment. An attachment ID is present if the body data is
+                    # contained in a separate attachment.
+              },
             },
-            &quot;raw&quot;: &quot;A String&quot;, # The entire email message in an RFC 2822 formatted and base64url encoded string. Returned in messages.get and drafts.get responses when the format=RAW parameter is supplied.
-            &quot;sizeEstimate&quot;: 42, # Estimated size in bytes of the message.
+            &quot;historyId&quot;: &quot;A String&quot;, # The ID of the last history record that modified this message.
             &quot;snippet&quot;: &quot;A String&quot;, # A short part of the message text.
-            &quot;threadId&quot;: &quot;A String&quot;, # The ID of the thread the message belongs to. To add a message or draft to a thread, the following criteria must be met:
-                # - The requested threadId must be specified on the Message or Draft.Message you supply with your request.
-                # - The References and In-Reply-To headers must be set in compliance with the RFC 2822 standard.
-                # - The Subject headers must match.
+            &quot;raw&quot;: &quot;A String&quot;, # The entire email message in an RFC 2822 formatted and base64url
+                # encoded string. Returned in `messages.get` and
+                # `drafts.get` responses when the `format=RAW`
+                # parameter is supplied.
+                # @mutable gmail.users.messages.insert gmail.users.messages.send
+                # @mutable gmail.users.drafts.create gmail.users.drafts.update
+            &quot;labelIds&quot;: [ # List of IDs of labels applied to this message.
+                # @mutable gmail.users.messages.insert gmail.users.messages.modify
+              &quot;A String&quot;,
+            ],
           },
         },
     ],
-    &quot;nextPageToken&quot;: &quot;A String&quot;, # Token to retrieve the next page of results in the list.
     &quot;resultSizeEstimate&quot;: 42, # Estimated total number of results.
   }</pre>
 </div>
@@ -328,52 +492,93 @@
 </div>
 
 <div class="method">
-    <code class="details" id="send">send(userId, body=None, media_body=None, media_mime_type=None)</code>
-  <pre>Sends the specified, existing draft to the recipients in the To, Cc, and Bcc headers.
+    <code class="details" id="send">send(userId, body=None, x__xgafv=None, media_body=None, media_mime_type=None)</code>
+  <pre>Sends the specified, existing draft to the recipients in the
+`To`, `Cc`, and `Bcc` headers.
 
 Args:
-  userId: string, The user&#x27;s email address. The special value me can be used to indicate the authenticated user. (required)
+  userId: string, The user&#x27;s email address. The special value `me`
+can be used to indicate the authenticated user. (required)
   body: object, The request body.
     The object takes the form of:
 
 { # A draft email in the user&#x27;s mailbox.
     &quot;id&quot;: &quot;A String&quot;, # The immutable ID of the draft.
     &quot;message&quot;: { # An email message. # The message content of the draft.
-      &quot;historyId&quot;: &quot;A String&quot;, # The ID of the last history record that modified this message.
+      &quot;threadId&quot;: &quot;A String&quot;, # The ID of the thread the message belongs to. To add a message or draft to
+          # a thread, the following criteria must be met:
+          # &lt;ol&gt;&lt;li&gt;The requested `threadId` must be specified on the
+          # `Message` or `Draft.Message` you supply with your
+          # request.&lt;/li&gt;
+          # &lt;li&gt;The `References` and `In-Reply-To` headers must
+          # be set in compliance with the
+          # &lt;a href=&quot;https://tools.ietf.org/html/rfc2822&quot;&gt;RFC 2822&lt;/a&gt; standard.&lt;/li&gt;
+          # &lt;li&gt;The `Subject` headers must match.
+          # @mutable gmail.users.messages.insert gmail.users.messages.send
+          # @mutable gmail.users.drafts.create gmail.users.drafts.update
+      &quot;internalDate&quot;: &quot;A String&quot;, # The internal message creation timestamp (epoch ms), which determines
+          # ordering in the inbox.  For normal SMTP-received email, this represents the
+          # time the message was originally accepted by Google, which is more reliable
+          # than the `Date` header. However, for API-migrated mail, it can
+          # be configured by client to be based on the `Date` header.
       &quot;id&quot;: &quot;A String&quot;, # The immutable ID of the message.
-      &quot;internalDate&quot;: &quot;A String&quot;, # The internal message creation timestamp (epoch ms), which determines ordering in the inbox. For normal SMTP-received email, this represents the time the message was originally accepted by Google, which is more reliable than the Date header. However, for API-migrated mail, it can be configured by client to be based on the Date header.
-      &quot;labelIds&quot;: [ # List of IDs of labels applied to this message.
-        &quot;A String&quot;,
-      ],
+      &quot;sizeEstimate&quot;: 42, # Estimated size in bytes of the message.
       &quot;payload&quot;: { # A single MIME message part. # The parsed email structure in the message parts.
-        &quot;body&quot;: { # The body of a single MIME message part. # The message part body for this part, which may be empty for container MIME message parts.
-          &quot;attachmentId&quot;: &quot;A String&quot;, # When present, contains the ID of an external attachment that can be retrieved in a separate messages.attachments.get request. When not present, the entire content of the message part body is contained in the data field.
-          &quot;data&quot;: &quot;A String&quot;, # The body data of a MIME message part as a base64url encoded string. May be empty for MIME container types that have no message body or when the body data is sent as a separate attachment. An attachment ID is present if the body data is contained in a separate attachment.
-          &quot;size&quot;: 42, # Number of bytes for the message part data (encoding notwithstanding).
-        },
-        &quot;filename&quot;: &quot;A String&quot;, # The filename of the attachment. Only present if this message part represents an attachment.
-        &quot;headers&quot;: [ # List of headers on this message part. For the top-level message part, representing the entire message payload, it will contain the standard RFC 2822 email headers such as To, From, and Subject.
-          {
-            &quot;name&quot;: &quot;A String&quot;, # The name of the header before the : separator. For example, To.
-            &quot;value&quot;: &quot;A String&quot;, # The value of the header after the : separator. For example, someuser@example.com.
-          },
-        ],
         &quot;mimeType&quot;: &quot;A String&quot;, # The MIME type of the message part.
-        &quot;partId&quot;: &quot;A String&quot;, # The immutable ID of the message part.
-        &quot;parts&quot;: [ # The child MIME message parts of this part. This only applies to container MIME message parts, for example multipart/*. For non- container MIME message part types, such as text/plain, this field is empty. For more information, see RFC 1521.
+        &quot;parts&quot;: [ # The child MIME message parts of this part. This only applies to container
+            # MIME message parts, for example `multipart/*`. For non-
+            # container MIME message part types, such as `text/plain`, this
+            # field is empty. For more information, see
+            # &lt;a href=&quot;http://www.ietf.org/rfc/rfc1521.txt&quot;&gt;RFC 1521&lt;/a&gt;.
           # Object with schema name: MessagePart
         ],
+        &quot;headers&quot;: [ # List of headers on this message part. For the top-level message part,
+            # representing the entire message payload, it will contain the standard
+            # RFC 2822 email headers such as `To`, `From`, and
+            # `Subject`.
+          {
+            &quot;name&quot;: &quot;A String&quot;, # The name of the header before the `:` separator. For
+                # example, `To`.
+            &quot;value&quot;: &quot;A String&quot;, # The value of the header after the `:` separator. For example,
+                # `someuser@example.com`.
+          },
+        ],
+        &quot;filename&quot;: &quot;A String&quot;, # The filename of the attachment. Only present if this message part
+            # represents an attachment.
+        &quot;partId&quot;: &quot;A String&quot;, # The immutable ID of the message part.
+        &quot;body&quot;: { # The body of a single MIME message part. # The message part body for this part, which may be empty for
+            # container MIME message parts.
+          &quot;size&quot;: 42, # Number of bytes for the message part data (encoding notwithstanding).
+          &quot;attachmentId&quot;: &quot;A String&quot;, # When present, contains the ID of an external attachment that can be
+              # retrieved in a separate `messages.attachments.get` request.
+              # When not present, the entire content of the message part body is
+              # contained in the data field.
+          &quot;data&quot;: &quot;A String&quot;, # The body data of a MIME message part as a base64url encoded string.
+              # May be empty for MIME container
+              # types that have no message body or when the body data is sent as a
+              # separate attachment. An attachment ID is present if the body data is
+              # contained in a separate attachment.
+        },
       },
-      &quot;raw&quot;: &quot;A String&quot;, # The entire email message in an RFC 2822 formatted and base64url encoded string. Returned in messages.get and drafts.get responses when the format=RAW parameter is supplied.
-      &quot;sizeEstimate&quot;: 42, # Estimated size in bytes of the message.
+      &quot;historyId&quot;: &quot;A String&quot;, # The ID of the last history record that modified this message.
       &quot;snippet&quot;: &quot;A String&quot;, # A short part of the message text.
-      &quot;threadId&quot;: &quot;A String&quot;, # The ID of the thread the message belongs to. To add a message or draft to a thread, the following criteria must be met:
-          # - The requested threadId must be specified on the Message or Draft.Message you supply with your request.
-          # - The References and In-Reply-To headers must be set in compliance with the RFC 2822 standard.
-          # - The Subject headers must match.
+      &quot;raw&quot;: &quot;A String&quot;, # The entire email message in an RFC 2822 formatted and base64url
+          # encoded string. Returned in `messages.get` and
+          # `drafts.get` responses when the `format=RAW`
+          # parameter is supplied.
+          # @mutable gmail.users.messages.insert gmail.users.messages.send
+          # @mutable gmail.users.drafts.create gmail.users.drafts.update
+      &quot;labelIds&quot;: [ # List of IDs of labels applied to this message.
+          # @mutable gmail.users.messages.insert gmail.users.messages.modify
+        &quot;A String&quot;,
+      ],
     },
   }
 
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
   media_body: string, The filename of the media request body, or an instance of a MediaUpload object.
   media_mime_type: string, The MIME type of the media request body, or an instance of a MediaUpload object.
 
@@ -381,47 +586,83 @@
   An object of the form:
 
     { # An email message.
-    &quot;historyId&quot;: &quot;A String&quot;, # The ID of the last history record that modified this message.
+    &quot;threadId&quot;: &quot;A String&quot;, # The ID of the thread the message belongs to. To add a message or draft to
+        # a thread, the following criteria must be met:
+        # &lt;ol&gt;&lt;li&gt;The requested `threadId` must be specified on the
+        # `Message` or `Draft.Message` you supply with your
+        # request.&lt;/li&gt;
+        # &lt;li&gt;The `References` and `In-Reply-To` headers must
+        # be set in compliance with the
+        # &lt;a href=&quot;https://tools.ietf.org/html/rfc2822&quot;&gt;RFC 2822&lt;/a&gt; standard.&lt;/li&gt;
+        # &lt;li&gt;The `Subject` headers must match.
+        # @mutable gmail.users.messages.insert gmail.users.messages.send
+        # @mutable gmail.users.drafts.create gmail.users.drafts.update
+    &quot;internalDate&quot;: &quot;A String&quot;, # The internal message creation timestamp (epoch ms), which determines
+        # ordering in the inbox.  For normal SMTP-received email, this represents the
+        # time the message was originally accepted by Google, which is more reliable
+        # than the `Date` header. However, for API-migrated mail, it can
+        # be configured by client to be based on the `Date` header.
     &quot;id&quot;: &quot;A String&quot;, # The immutable ID of the message.
-    &quot;internalDate&quot;: &quot;A String&quot;, # The internal message creation timestamp (epoch ms), which determines ordering in the inbox. For normal SMTP-received email, this represents the time the message was originally accepted by Google, which is more reliable than the Date header. However, for API-migrated mail, it can be configured by client to be based on the Date header.
-    &quot;labelIds&quot;: [ # List of IDs of labels applied to this message.
-      &quot;A String&quot;,
-    ],
+    &quot;sizeEstimate&quot;: 42, # Estimated size in bytes of the message.
     &quot;payload&quot;: { # A single MIME message part. # The parsed email structure in the message parts.
-      &quot;body&quot;: { # The body of a single MIME message part. # The message part body for this part, which may be empty for container MIME message parts.
-        &quot;attachmentId&quot;: &quot;A String&quot;, # When present, contains the ID of an external attachment that can be retrieved in a separate messages.attachments.get request. When not present, the entire content of the message part body is contained in the data field.
-        &quot;data&quot;: &quot;A String&quot;, # The body data of a MIME message part as a base64url encoded string. May be empty for MIME container types that have no message body or when the body data is sent as a separate attachment. An attachment ID is present if the body data is contained in a separate attachment.
-        &quot;size&quot;: 42, # Number of bytes for the message part data (encoding notwithstanding).
-      },
-      &quot;filename&quot;: &quot;A String&quot;, # The filename of the attachment. Only present if this message part represents an attachment.
-      &quot;headers&quot;: [ # List of headers on this message part. For the top-level message part, representing the entire message payload, it will contain the standard RFC 2822 email headers such as To, From, and Subject.
-        {
-          &quot;name&quot;: &quot;A String&quot;, # The name of the header before the : separator. For example, To.
-          &quot;value&quot;: &quot;A String&quot;, # The value of the header after the : separator. For example, someuser@example.com.
-        },
-      ],
       &quot;mimeType&quot;: &quot;A String&quot;, # The MIME type of the message part.
-      &quot;partId&quot;: &quot;A String&quot;, # The immutable ID of the message part.
-      &quot;parts&quot;: [ # The child MIME message parts of this part. This only applies to container MIME message parts, for example multipart/*. For non- container MIME message part types, such as text/plain, this field is empty. For more information, see RFC 1521.
+      &quot;parts&quot;: [ # The child MIME message parts of this part. This only applies to container
+          # MIME message parts, for example `multipart/*`. For non-
+          # container MIME message part types, such as `text/plain`, this
+          # field is empty. For more information, see
+          # &lt;a href=&quot;http://www.ietf.org/rfc/rfc1521.txt&quot;&gt;RFC 1521&lt;/a&gt;.
         # Object with schema name: MessagePart
       ],
+      &quot;headers&quot;: [ # List of headers on this message part. For the top-level message part,
+          # representing the entire message payload, it will contain the standard
+          # RFC 2822 email headers such as `To`, `From`, and
+          # `Subject`.
+        {
+          &quot;name&quot;: &quot;A String&quot;, # The name of the header before the `:` separator. For
+              # example, `To`.
+          &quot;value&quot;: &quot;A String&quot;, # The value of the header after the `:` separator. For example,
+              # `someuser@example.com`.
+        },
+      ],
+      &quot;filename&quot;: &quot;A String&quot;, # The filename of the attachment. Only present if this message part
+          # represents an attachment.
+      &quot;partId&quot;: &quot;A String&quot;, # The immutable ID of the message part.
+      &quot;body&quot;: { # The body of a single MIME message part. # The message part body for this part, which may be empty for
+          # container MIME message parts.
+        &quot;size&quot;: 42, # Number of bytes for the message part data (encoding notwithstanding).
+        &quot;attachmentId&quot;: &quot;A String&quot;, # When present, contains the ID of an external attachment that can be
+            # retrieved in a separate `messages.attachments.get` request.
+            # When not present, the entire content of the message part body is
+            # contained in the data field.
+        &quot;data&quot;: &quot;A String&quot;, # The body data of a MIME message part as a base64url encoded string.
+            # May be empty for MIME container
+            # types that have no message body or when the body data is sent as a
+            # separate attachment. An attachment ID is present if the body data is
+            # contained in a separate attachment.
+      },
     },
-    &quot;raw&quot;: &quot;A String&quot;, # The entire email message in an RFC 2822 formatted and base64url encoded string. Returned in messages.get and drafts.get responses when the format=RAW parameter is supplied.
-    &quot;sizeEstimate&quot;: 42, # Estimated size in bytes of the message.
+    &quot;historyId&quot;: &quot;A String&quot;, # The ID of the last history record that modified this message.
     &quot;snippet&quot;: &quot;A String&quot;, # A short part of the message text.
-    &quot;threadId&quot;: &quot;A String&quot;, # The ID of the thread the message belongs to. To add a message or draft to a thread, the following criteria must be met:
-        # - The requested threadId must be specified on the Message or Draft.Message you supply with your request.
-        # - The References and In-Reply-To headers must be set in compliance with the RFC 2822 standard.
-        # - The Subject headers must match.
+    &quot;raw&quot;: &quot;A String&quot;, # The entire email message in an RFC 2822 formatted and base64url
+        # encoded string. Returned in `messages.get` and
+        # `drafts.get` responses when the `format=RAW`
+        # parameter is supplied.
+        # @mutable gmail.users.messages.insert gmail.users.messages.send
+        # @mutable gmail.users.drafts.create gmail.users.drafts.update
+    &quot;labelIds&quot;: [ # List of IDs of labels applied to this message.
+        # @mutable gmail.users.messages.insert gmail.users.messages.modify
+      &quot;A String&quot;,
+    ],
   }</pre>
 </div>
 
 <div class="method">
-    <code class="details" id="update">update(userId, id, body=None, media_body=None, media_mime_type=None)</code>
+    <code class="details" id="update">update(userId, id, body=None, x__xgafv=None, media_body=None, media_mime_type=None)</code>
   <pre>Replaces a draft&#x27;s content.
 
 Args:
-  userId: string, The user&#x27;s email address. The special value me can be used to indicate the authenticated user. (required)
+  userId: string, The user&#x27;s email address. The special value `me`
+can be used to indicate the authenticated user. (required)
   id: string, The ID of the draft to update. (required)
   body: object, The request body.
     The object takes the form of:
@@ -429,41 +670,80 @@
 { # A draft email in the user&#x27;s mailbox.
     &quot;id&quot;: &quot;A String&quot;, # The immutable ID of the draft.
     &quot;message&quot;: { # An email message. # The message content of the draft.
-      &quot;historyId&quot;: &quot;A String&quot;, # The ID of the last history record that modified this message.
+      &quot;threadId&quot;: &quot;A String&quot;, # The ID of the thread the message belongs to. To add a message or draft to
+          # a thread, the following criteria must be met:
+          # &lt;ol&gt;&lt;li&gt;The requested `threadId` must be specified on the
+          # `Message` or `Draft.Message` you supply with your
+          # request.&lt;/li&gt;
+          # &lt;li&gt;The `References` and `In-Reply-To` headers must
+          # be set in compliance with the
+          # &lt;a href=&quot;https://tools.ietf.org/html/rfc2822&quot;&gt;RFC 2822&lt;/a&gt; standard.&lt;/li&gt;
+          # &lt;li&gt;The `Subject` headers must match.
+          # @mutable gmail.users.messages.insert gmail.users.messages.send
+          # @mutable gmail.users.drafts.create gmail.users.drafts.update
+      &quot;internalDate&quot;: &quot;A String&quot;, # The internal message creation timestamp (epoch ms), which determines
+          # ordering in the inbox.  For normal SMTP-received email, this represents the
+          # time the message was originally accepted by Google, which is more reliable
+          # than the `Date` header. However, for API-migrated mail, it can
+          # be configured by client to be based on the `Date` header.
       &quot;id&quot;: &quot;A String&quot;, # The immutable ID of the message.
-      &quot;internalDate&quot;: &quot;A String&quot;, # The internal message creation timestamp (epoch ms), which determines ordering in the inbox. For normal SMTP-received email, this represents the time the message was originally accepted by Google, which is more reliable than the Date header. However, for API-migrated mail, it can be configured by client to be based on the Date header.
-      &quot;labelIds&quot;: [ # List of IDs of labels applied to this message.
-        &quot;A String&quot;,
-      ],
+      &quot;sizeEstimate&quot;: 42, # Estimated size in bytes of the message.
       &quot;payload&quot;: { # A single MIME message part. # The parsed email structure in the message parts.
-        &quot;body&quot;: { # The body of a single MIME message part. # The message part body for this part, which may be empty for container MIME message parts.
-          &quot;attachmentId&quot;: &quot;A String&quot;, # When present, contains the ID of an external attachment that can be retrieved in a separate messages.attachments.get request. When not present, the entire content of the message part body is contained in the data field.
-          &quot;data&quot;: &quot;A String&quot;, # The body data of a MIME message part as a base64url encoded string. May be empty for MIME container types that have no message body or when the body data is sent as a separate attachment. An attachment ID is present if the body data is contained in a separate attachment.
-          &quot;size&quot;: 42, # Number of bytes for the message part data (encoding notwithstanding).
-        },
-        &quot;filename&quot;: &quot;A String&quot;, # The filename of the attachment. Only present if this message part represents an attachment.
-        &quot;headers&quot;: [ # List of headers on this message part. For the top-level message part, representing the entire message payload, it will contain the standard RFC 2822 email headers such as To, From, and Subject.
-          {
-            &quot;name&quot;: &quot;A String&quot;, # The name of the header before the : separator. For example, To.
-            &quot;value&quot;: &quot;A String&quot;, # The value of the header after the : separator. For example, someuser@example.com.
-          },
-        ],
         &quot;mimeType&quot;: &quot;A String&quot;, # The MIME type of the message part.
-        &quot;partId&quot;: &quot;A String&quot;, # The immutable ID of the message part.
-        &quot;parts&quot;: [ # The child MIME message parts of this part. This only applies to container MIME message parts, for example multipart/*. For non- container MIME message part types, such as text/plain, this field is empty. For more information, see RFC 1521.
+        &quot;parts&quot;: [ # The child MIME message parts of this part. This only applies to container
+            # MIME message parts, for example `multipart/*`. For non-
+            # container MIME message part types, such as `text/plain`, this
+            # field is empty. For more information, see
+            # &lt;a href=&quot;http://www.ietf.org/rfc/rfc1521.txt&quot;&gt;RFC 1521&lt;/a&gt;.
           # Object with schema name: MessagePart
         ],
+        &quot;headers&quot;: [ # List of headers on this message part. For the top-level message part,
+            # representing the entire message payload, it will contain the standard
+            # RFC 2822 email headers such as `To`, `From`, and
+            # `Subject`.
+          {
+            &quot;name&quot;: &quot;A String&quot;, # The name of the header before the `:` separator. For
+                # example, `To`.
+            &quot;value&quot;: &quot;A String&quot;, # The value of the header after the `:` separator. For example,
+                # `someuser@example.com`.
+          },
+        ],
+        &quot;filename&quot;: &quot;A String&quot;, # The filename of the attachment. Only present if this message part
+            # represents an attachment.
+        &quot;partId&quot;: &quot;A String&quot;, # The immutable ID of the message part.
+        &quot;body&quot;: { # The body of a single MIME message part. # The message part body for this part, which may be empty for
+            # container MIME message parts.
+          &quot;size&quot;: 42, # Number of bytes for the message part data (encoding notwithstanding).
+          &quot;attachmentId&quot;: &quot;A String&quot;, # When present, contains the ID of an external attachment that can be
+              # retrieved in a separate `messages.attachments.get` request.
+              # When not present, the entire content of the message part body is
+              # contained in the data field.
+          &quot;data&quot;: &quot;A String&quot;, # The body data of a MIME message part as a base64url encoded string.
+              # May be empty for MIME container
+              # types that have no message body or when the body data is sent as a
+              # separate attachment. An attachment ID is present if the body data is
+              # contained in a separate attachment.
+        },
       },
-      &quot;raw&quot;: &quot;A String&quot;, # The entire email message in an RFC 2822 formatted and base64url encoded string. Returned in messages.get and drafts.get responses when the format=RAW parameter is supplied.
-      &quot;sizeEstimate&quot;: 42, # Estimated size in bytes of the message.
+      &quot;historyId&quot;: &quot;A String&quot;, # The ID of the last history record that modified this message.
       &quot;snippet&quot;: &quot;A String&quot;, # A short part of the message text.
-      &quot;threadId&quot;: &quot;A String&quot;, # The ID of the thread the message belongs to. To add a message or draft to a thread, the following criteria must be met:
-          # - The requested threadId must be specified on the Message or Draft.Message you supply with your request.
-          # - The References and In-Reply-To headers must be set in compliance with the RFC 2822 standard.
-          # - The Subject headers must match.
+      &quot;raw&quot;: &quot;A String&quot;, # The entire email message in an RFC 2822 formatted and base64url
+          # encoded string. Returned in `messages.get` and
+          # `drafts.get` responses when the `format=RAW`
+          # parameter is supplied.
+          # @mutable gmail.users.messages.insert gmail.users.messages.send
+          # @mutable gmail.users.drafts.create gmail.users.drafts.update
+      &quot;labelIds&quot;: [ # List of IDs of labels applied to this message.
+          # @mutable gmail.users.messages.insert gmail.users.messages.modify
+        &quot;A String&quot;,
+      ],
     },
   }
 
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
   media_body: string, The filename of the media request body, or an instance of a MediaUpload object.
   media_mime_type: string, The MIME type of the media request body, or an instance of a MediaUpload object.
 
@@ -473,38 +753,73 @@
     { # A draft email in the user&#x27;s mailbox.
       &quot;id&quot;: &quot;A String&quot;, # The immutable ID of the draft.
       &quot;message&quot;: { # An email message. # The message content of the draft.
-        &quot;historyId&quot;: &quot;A String&quot;, # The ID of the last history record that modified this message.
+        &quot;threadId&quot;: &quot;A String&quot;, # The ID of the thread the message belongs to. To add a message or draft to
+            # a thread, the following criteria must be met:
+            # &lt;ol&gt;&lt;li&gt;The requested `threadId` must be specified on the
+            # `Message` or `Draft.Message` you supply with your
+            # request.&lt;/li&gt;
+            # &lt;li&gt;The `References` and `In-Reply-To` headers must
+            # be set in compliance with the
+            # &lt;a href=&quot;https://tools.ietf.org/html/rfc2822&quot;&gt;RFC 2822&lt;/a&gt; standard.&lt;/li&gt;
+            # &lt;li&gt;The `Subject` headers must match.
+            # @mutable gmail.users.messages.insert gmail.users.messages.send
+            # @mutable gmail.users.drafts.create gmail.users.drafts.update
+        &quot;internalDate&quot;: &quot;A String&quot;, # The internal message creation timestamp (epoch ms), which determines
+            # ordering in the inbox.  For normal SMTP-received email, this represents the
+            # time the message was originally accepted by Google, which is more reliable
+            # than the `Date` header. However, for API-migrated mail, it can
+            # be configured by client to be based on the `Date` header.
         &quot;id&quot;: &quot;A String&quot;, # The immutable ID of the message.
-        &quot;internalDate&quot;: &quot;A String&quot;, # The internal message creation timestamp (epoch ms), which determines ordering in the inbox. For normal SMTP-received email, this represents the time the message was originally accepted by Google, which is more reliable than the Date header. However, for API-migrated mail, it can be configured by client to be based on the Date header.
-        &quot;labelIds&quot;: [ # List of IDs of labels applied to this message.
-          &quot;A String&quot;,
-        ],
+        &quot;sizeEstimate&quot;: 42, # Estimated size in bytes of the message.
         &quot;payload&quot;: { # A single MIME message part. # The parsed email structure in the message parts.
-          &quot;body&quot;: { # The body of a single MIME message part. # The message part body for this part, which may be empty for container MIME message parts.
-            &quot;attachmentId&quot;: &quot;A String&quot;, # When present, contains the ID of an external attachment that can be retrieved in a separate messages.attachments.get request. When not present, the entire content of the message part body is contained in the data field.
-            &quot;data&quot;: &quot;A String&quot;, # The body data of a MIME message part as a base64url encoded string. May be empty for MIME container types that have no message body or when the body data is sent as a separate attachment. An attachment ID is present if the body data is contained in a separate attachment.
-            &quot;size&quot;: 42, # Number of bytes for the message part data (encoding notwithstanding).
-          },
-          &quot;filename&quot;: &quot;A String&quot;, # The filename of the attachment. Only present if this message part represents an attachment.
-          &quot;headers&quot;: [ # List of headers on this message part. For the top-level message part, representing the entire message payload, it will contain the standard RFC 2822 email headers such as To, From, and Subject.
-            {
-              &quot;name&quot;: &quot;A String&quot;, # The name of the header before the : separator. For example, To.
-              &quot;value&quot;: &quot;A String&quot;, # The value of the header after the : separator. For example, someuser@example.com.
-            },
-          ],
           &quot;mimeType&quot;: &quot;A String&quot;, # The MIME type of the message part.
-          &quot;partId&quot;: &quot;A String&quot;, # The immutable ID of the message part.
-          &quot;parts&quot;: [ # The child MIME message parts of this part. This only applies to container MIME message parts, for example multipart/*. For non- container MIME message part types, such as text/plain, this field is empty. For more information, see RFC 1521.
+          &quot;parts&quot;: [ # The child MIME message parts of this part. This only applies to container
+              # MIME message parts, for example `multipart/*`. For non-
+              # container MIME message part types, such as `text/plain`, this
+              # field is empty. For more information, see
+              # &lt;a href=&quot;http://www.ietf.org/rfc/rfc1521.txt&quot;&gt;RFC 1521&lt;/a&gt;.
             # Object with schema name: MessagePart
           ],
+          &quot;headers&quot;: [ # List of headers on this message part. For the top-level message part,
+              # representing the entire message payload, it will contain the standard
+              # RFC 2822 email headers such as `To`, `From`, and
+              # `Subject`.
+            {
+              &quot;name&quot;: &quot;A String&quot;, # The name of the header before the `:` separator. For
+                  # example, `To`.
+              &quot;value&quot;: &quot;A String&quot;, # The value of the header after the `:` separator. For example,
+                  # `someuser@example.com`.
+            },
+          ],
+          &quot;filename&quot;: &quot;A String&quot;, # The filename of the attachment. Only present if this message part
+              # represents an attachment.
+          &quot;partId&quot;: &quot;A String&quot;, # The immutable ID of the message part.
+          &quot;body&quot;: { # The body of a single MIME message part. # The message part body for this part, which may be empty for
+              # container MIME message parts.
+            &quot;size&quot;: 42, # Number of bytes for the message part data (encoding notwithstanding).
+            &quot;attachmentId&quot;: &quot;A String&quot;, # When present, contains the ID of an external attachment that can be
+                # retrieved in a separate `messages.attachments.get` request.
+                # When not present, the entire content of the message part body is
+                # contained in the data field.
+            &quot;data&quot;: &quot;A String&quot;, # The body data of a MIME message part as a base64url encoded string.
+                # May be empty for MIME container
+                # types that have no message body or when the body data is sent as a
+                # separate attachment. An attachment ID is present if the body data is
+                # contained in a separate attachment.
+          },
         },
-        &quot;raw&quot;: &quot;A String&quot;, # The entire email message in an RFC 2822 formatted and base64url encoded string. Returned in messages.get and drafts.get responses when the format=RAW parameter is supplied.
-        &quot;sizeEstimate&quot;: 42, # Estimated size in bytes of the message.
+        &quot;historyId&quot;: &quot;A String&quot;, # The ID of the last history record that modified this message.
         &quot;snippet&quot;: &quot;A String&quot;, # A short part of the message text.
-        &quot;threadId&quot;: &quot;A String&quot;, # The ID of the thread the message belongs to. To add a message or draft to a thread, the following criteria must be met:
-            # - The requested threadId must be specified on the Message or Draft.Message you supply with your request.
-            # - The References and In-Reply-To headers must be set in compliance with the RFC 2822 standard.
-            # - The Subject headers must match.
+        &quot;raw&quot;: &quot;A String&quot;, # The entire email message in an RFC 2822 formatted and base64url
+            # encoded string. Returned in `messages.get` and
+            # `drafts.get` responses when the `format=RAW`
+            # parameter is supplied.
+            # @mutable gmail.users.messages.insert gmail.users.messages.send
+            # @mutable gmail.users.drafts.create gmail.users.drafts.update
+        &quot;labelIds&quot;: [ # List of IDs of labels applied to this message.
+            # @mutable gmail.users.messages.insert gmail.users.messages.modify
+          &quot;A String&quot;,
+        ],
       },
     }</pre>
 </div>