Release v1.6.0 (#324)

* Update version and changelog for v1.6.0
* Update docs
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+
+<h1><a href="language_v1.html">Google Cloud Natural Language API</a> . <a href="language_v1.documents.html">documents</a></h1>
+<h2>Instance Methods</h2>
+<p class="toc_element">
+  <code><a href="#analyzeEntities">analyzeEntities(body, x__xgafv=None)</a></code></p>
+<p class="firstline">Finds named entities (currently finds proper names) in the text,</p>
+<p class="toc_element">
+  <code><a href="#analyzeSentiment">analyzeSentiment(body, x__xgafv=None)</a></code></p>
+<p class="firstline">Analyzes the sentiment of the provided text.</p>
+<p class="toc_element">
+  <code><a href="#analyzeSyntax">analyzeSyntax(body, x__xgafv=None)</a></code></p>
+<p class="firstline">Analyzes the syntax of the text and provides sentence boundaries and</p>
+<p class="toc_element">
+  <code><a href="#annotateText">annotateText(body, x__xgafv=None)</a></code></p>
+<p class="firstline">A convenience method that provides all the features that analyzeSentiment,</p>
+<h3>Method Details</h3>
+<div class="method">
+    <code class="details" id="analyzeEntities">analyzeEntities(body, x__xgafv=None)</code>
+  <pre>Finds named entities (currently finds proper names) in the text,
+entity types, salience, mentions for each entity, and other properties.
+
+Args:
+  body: object, The request body. (required)
+    The object takes the form of:
+
+{ # The entity analysis request message.
+    "document": { # ################################################################ # # Input document.
+        #
+        # Represents the input to API methods.
+      "content": "A String", # The content of the input in string format.
+      "type": "A String", # Required. If the type is not set or is `TYPE_UNSPECIFIED`,
+          # returns an `INVALID_ARGUMENT` error.
+      "language": "A String", # The language of the document (if not specified, the language is
+          # automatically detected). Both ISO and BCP-47 language codes are
+          # accepted.<br>
+          # **Current Language Restrictions:**
+          #
+          #  * Only English, Spanish, and Japanese textual content are supported.
+          # If the language (either specified by the caller or automatically detected)
+          # is not supported by the called API method, an `INVALID_ARGUMENT` error
+          # is returned.
+      "gcsContentUri": "A String", # The Google Cloud Storage URI where the file content is located.
+          # This URI must be of the form: gs://bucket_name/object_name. For more
+          # details, see https://cloud.google.com/storage/docs/reference-uris.
+          # NOTE: Cloud Storage object versioning is not supported.
+    },
+    "encodingType": "A String", # The encoding type used by the API to calculate offsets.
+  }
+
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # The entity analysis response message.
+    "entities": [ # The recognized entities in the input document.
+      { # Represents a phrase in the text that is a known entity, such as
+          # a person, an organization, or location. The API associates information, such
+          # as salience and mentions, with entities.
+        "type": "A String", # The entity type.
+        "mentions": [ # The mentions of this entity in the input document. The API currently
+            # supports proper noun mentions.
+          { # Represents a mention for an entity in the text. Currently, proper noun
+              # mentions are supported.
+            "text": { # Represents an output piece of text. # The mention text.
+              "content": "A String", # The content of the output text.
+              "beginOffset": 42, # The API calculates the beginning offset of the content in the original
+                  # document according to the EncodingType specified in the API request.
+            },
+            "type": "A String", # The type of the entity mention.
+          },
+        ],
+        "salience": 3.14, # The salience score associated with the entity in the [0, 1.0] range.
+            #
+            # The salience score for an entity provides information about the
+            # importance or centrality of that entity to the entire document text.
+            # Scores closer to 0 are less salient, while scores closer to 1.0 are highly
+            # salient.
+        "name": "A String", # The representative name for the entity.
+        "metadata": { # Metadata associated with the entity.
+            #
+            # Currently, Wikipedia URLs and Knowledge Graph MIDs are provided, if
+            # available. The associated keys are "wikipedia_url" and "mid", respectively.
+          "a_key": "A String",
+        },
+      },
+    ],
+    "language": "A String", # The language of the text, which will be the same as the language specified
+        # in the request or, if not specified, the automatically-detected language.
+        # See `Document.language` field for more details.
+  }</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="analyzeSentiment">analyzeSentiment(body, x__xgafv=None)</code>
+  <pre>Analyzes the sentiment of the provided text.
+
+Args:
+  body: object, The request body. (required)
+    The object takes the form of:
+
+{ # The sentiment analysis request message.
+    "document": { # ################################################################ # # Input document. Currently, `analyzeSentiment` only supports English text
+        # (Document.language="EN").
+        #
+        # Represents the input to API methods.
+      "content": "A String", # The content of the input in string format.
+      "type": "A String", # Required. If the type is not set or is `TYPE_UNSPECIFIED`,
+          # returns an `INVALID_ARGUMENT` error.
+      "language": "A String", # The language of the document (if not specified, the language is
+          # automatically detected). Both ISO and BCP-47 language codes are
+          # accepted.<br>
+          # **Current Language Restrictions:**
+          #
+          #  * Only English, Spanish, and Japanese textual content are supported.
+          # If the language (either specified by the caller or automatically detected)
+          # is not supported by the called API method, an `INVALID_ARGUMENT` error
+          # is returned.
+      "gcsContentUri": "A String", # The Google Cloud Storage URI where the file content is located.
+          # This URI must be of the form: gs://bucket_name/object_name. For more
+          # details, see https://cloud.google.com/storage/docs/reference-uris.
+          # NOTE: Cloud Storage object versioning is not supported.
+    },
+    "encodingType": "A String", # The encoding type used by the API to calculate sentence offsets.
+  }
+
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # The sentiment analysis response message.
+    "documentSentiment": { # Represents the feeling associated with the entire text or entities in # The overall sentiment of the input document.
+        # the text.
+      "score": 3.14, # Sentiment score between -1.0 (negative sentiment) and 1.0
+          # (positive sentiment).
+      "magnitude": 3.14, # A non-negative number in the [0, +inf) range, which represents
+          # the absolute magnitude of sentiment regardless of score (positive or
+          # negative).
+    },
+    "language": "A String", # The language of the text, which will be the same as the language specified
+        # in the request or, if not specified, the automatically-detected language.
+        # See `Document.language` field for more details.
+    "sentences": [ # The sentiment for all the sentences in the document.
+      { # Represents a sentence in the input document.
+        "text": { # Represents an output piece of text. # The sentence text.
+          "content": "A String", # The content of the output text.
+          "beginOffset": 42, # The API calculates the beginning offset of the content in the original
+              # document according to the EncodingType specified in the API request.
+        },
+        "sentiment": { # Represents the feeling associated with the entire text or entities in # For calls to AnalyzeSentiment or if
+            # AnnotateTextRequest.Features.extract_document_sentiment is set to
+            # true, this field will contain the sentiment for the sentence.
+            # the text.
+          "score": 3.14, # Sentiment score between -1.0 (negative sentiment) and 1.0
+              # (positive sentiment).
+          "magnitude": 3.14, # A non-negative number in the [0, +inf) range, which represents
+              # the absolute magnitude of sentiment regardless of score (positive or
+              # negative).
+        },
+      },
+    ],
+  }</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="analyzeSyntax">analyzeSyntax(body, x__xgafv=None)</code>
+  <pre>Analyzes the syntax of the text and provides sentence boundaries and
+tokenization along with part of speech tags, dependency trees, and other
+properties.
+
+Args:
+  body: object, The request body. (required)
+    The object takes the form of:
+
+{ # The syntax analysis request message.
+    "document": { # ################################################################ # # Input document.
+        #
+        # Represents the input to API methods.
+      "content": "A String", # The content of the input in string format.
+      "type": "A String", # Required. If the type is not set or is `TYPE_UNSPECIFIED`,
+          # returns an `INVALID_ARGUMENT` error.
+      "language": "A String", # The language of the document (if not specified, the language is
+          # automatically detected). Both ISO and BCP-47 language codes are
+          # accepted.<br>
+          # **Current Language Restrictions:**
+          #
+          #  * Only English, Spanish, and Japanese textual content are supported.
+          # If the language (either specified by the caller or automatically detected)
+          # is not supported by the called API method, an `INVALID_ARGUMENT` error
+          # is returned.
+      "gcsContentUri": "A String", # The Google Cloud Storage URI where the file content is located.
+          # This URI must be of the form: gs://bucket_name/object_name. For more
+          # details, see https://cloud.google.com/storage/docs/reference-uris.
+          # NOTE: Cloud Storage object versioning is not supported.
+    },
+    "encodingType": "A String", # The encoding type used by the API to calculate offsets.
+  }
+
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # The syntax analysis response message.
+    "tokens": [ # Tokens, along with their syntactic information, in the input document.
+      { # Represents the smallest syntactic building block of the text.
+        "text": { # Represents an output piece of text. # The token text.
+          "content": "A String", # The content of the output text.
+          "beginOffset": 42, # The API calculates the beginning offset of the content in the original
+              # document according to the EncodingType specified in the API request.
+        },
+        "dependencyEdge": { # Represents dependency parse tree information for a token. (For more # Dependency tree parse for this token.
+            # information on dependency labels, see
+            # http://www.aclweb.org/anthology/P13-2017
+          "headTokenIndex": 42, # Represents the head of this token in the dependency tree.
+              # This is the index of the token which has an arc going to this token.
+              # The index is the position of the token in the array of tokens returned
+              # by the API method. If this token is a root token, then the
+              # `head_token_index` is its own index.
+          "label": "A String", # The parse label for the token.
+        },
+        "partOfSpeech": { # Represents part of speech information for a token. Parts of speech # Parts of speech tag for this token.
+            # are as defined in
+            # http://www.lrec-conf.org/proceedings/lrec2012/pdf/274_Paper.pdf
+          "case": "A String", # The grammatical case.
+          "reciprocity": "A String", # The grammatical reciprocity.
+          "mood": "A String", # The grammatical mood.
+          "form": "A String", # The grammatical form.
+          "gender": "A String", # The grammatical gender.
+          "number": "A String", # The grammatical number.
+          "person": "A String", # The grammatical person.
+          "tag": "A String", # The part of speech tag.
+          "tense": "A String", # The grammatical tense.
+          "aspect": "A String", # The grammatical aspect.
+          "proper": "A String", # The grammatical properness.
+          "voice": "A String", # The grammatical voice.
+        },
+        "lemma": "A String", # [Lemma](https://en.wikipedia.org/wiki/Lemma_%28morphology%29) of the token.
+      },
+    ],
+    "language": "A String", # The language of the text, which will be the same as the language specified
+        # in the request or, if not specified, the automatically-detected language.
+        # See `Document.language` field for more details.
+    "sentences": [ # Sentences in the input document.
+      { # Represents a sentence in the input document.
+        "text": { # Represents an output piece of text. # The sentence text.
+          "content": "A String", # The content of the output text.
+          "beginOffset": 42, # The API calculates the beginning offset of the content in the original
+              # document according to the EncodingType specified in the API request.
+        },
+        "sentiment": { # Represents the feeling associated with the entire text or entities in # For calls to AnalyzeSentiment or if
+            # AnnotateTextRequest.Features.extract_document_sentiment is set to
+            # true, this field will contain the sentiment for the sentence.
+            # the text.
+          "score": 3.14, # Sentiment score between -1.0 (negative sentiment) and 1.0
+              # (positive sentiment).
+          "magnitude": 3.14, # A non-negative number in the [0, +inf) range, which represents
+              # the absolute magnitude of sentiment regardless of score (positive or
+              # negative).
+        },
+      },
+    ],
+  }</pre>
+</div>
+
+<div class="method">
+    <code class="details" id="annotateText">annotateText(body, x__xgafv=None)</code>
+  <pre>A convenience method that provides all the features that analyzeSentiment,
+analyzeEntities, and analyzeSyntax provide in one call.
+
+Args:
+  body: object, The request body. (required)
+    The object takes the form of:
+
+{ # The request message for the text annotation API, which can perform multiple
+      # analysis types (sentiment, entities, and syntax) in one call.
+    "document": { # ################################################################ # # Input document.
+        #
+        # Represents the input to API methods.
+      "content": "A String", # The content of the input in string format.
+      "type": "A String", # Required. If the type is not set or is `TYPE_UNSPECIFIED`,
+          # returns an `INVALID_ARGUMENT` error.
+      "language": "A String", # The language of the document (if not specified, the language is
+          # automatically detected). Both ISO and BCP-47 language codes are
+          # accepted.<br>
+          # **Current Language Restrictions:**
+          #
+          #  * Only English, Spanish, and Japanese textual content are supported.
+          # If the language (either specified by the caller or automatically detected)
+          # is not supported by the called API method, an `INVALID_ARGUMENT` error
+          # is returned.
+      "gcsContentUri": "A String", # The Google Cloud Storage URI where the file content is located.
+          # This URI must be of the form: gs://bucket_name/object_name. For more
+          # details, see https://cloud.google.com/storage/docs/reference-uris.
+          # NOTE: Cloud Storage object versioning is not supported.
+    },
+    "encodingType": "A String", # The encoding type used by the API to calculate offsets.
+    "features": { # All available features for sentiment, syntax, and semantic analysis. # The enabled features.
+        # Setting each one to true will enable that specific analysis for the input.
+      "extractSyntax": True or False, # Extract syntax information.
+      "extractEntities": True or False, # Extract entities.
+      "extractDocumentSentiment": True or False, # Extract document-level sentiment.
+    },
+  }
+
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+
+Returns:
+  An object of the form:
+
+    { # The text annotations response message.
+    "tokens": [ # Tokens, along with their syntactic information, in the input document.
+        # Populated if the user enables
+        # AnnotateTextRequest.Features.extract_syntax.
+      { # Represents the smallest syntactic building block of the text.
+        "text": { # Represents an output piece of text. # The token text.
+          "content": "A String", # The content of the output text.
+          "beginOffset": 42, # The API calculates the beginning offset of the content in the original
+              # document according to the EncodingType specified in the API request.
+        },
+        "dependencyEdge": { # Represents dependency parse tree information for a token. (For more # Dependency tree parse for this token.
+            # information on dependency labels, see
+            # http://www.aclweb.org/anthology/P13-2017
+          "headTokenIndex": 42, # Represents the head of this token in the dependency tree.
+              # This is the index of the token which has an arc going to this token.
+              # The index is the position of the token in the array of tokens returned
+              # by the API method. If this token is a root token, then the
+              # `head_token_index` is its own index.
+          "label": "A String", # The parse label for the token.
+        },
+        "partOfSpeech": { # Represents part of speech information for a token. Parts of speech # Parts of speech tag for this token.
+            # are as defined in
+            # http://www.lrec-conf.org/proceedings/lrec2012/pdf/274_Paper.pdf
+          "case": "A String", # The grammatical case.
+          "reciprocity": "A String", # The grammatical reciprocity.
+          "mood": "A String", # The grammatical mood.
+          "form": "A String", # The grammatical form.
+          "gender": "A String", # The grammatical gender.
+          "number": "A String", # The grammatical number.
+          "person": "A String", # The grammatical person.
+          "tag": "A String", # The part of speech tag.
+          "tense": "A String", # The grammatical tense.
+          "aspect": "A String", # The grammatical aspect.
+          "proper": "A String", # The grammatical properness.
+          "voice": "A String", # The grammatical voice.
+        },
+        "lemma": "A String", # [Lemma](https://en.wikipedia.org/wiki/Lemma_%28morphology%29) of the token.
+      },
+    ],
+    "entities": [ # Entities, along with their semantic information, in the input document.
+        # Populated if the user enables
+        # AnnotateTextRequest.Features.extract_entities.
+      { # Represents a phrase in the text that is a known entity, such as
+          # a person, an organization, or location. The API associates information, such
+          # as salience and mentions, with entities.
+        "type": "A String", # The entity type.
+        "mentions": [ # The mentions of this entity in the input document. The API currently
+            # supports proper noun mentions.
+          { # Represents a mention for an entity in the text. Currently, proper noun
+              # mentions are supported.
+            "text": { # Represents an output piece of text. # The mention text.
+              "content": "A String", # The content of the output text.
+              "beginOffset": 42, # The API calculates the beginning offset of the content in the original
+                  # document according to the EncodingType specified in the API request.
+            },
+            "type": "A String", # The type of the entity mention.
+          },
+        ],
+        "salience": 3.14, # The salience score associated with the entity in the [0, 1.0] range.
+            #
+            # The salience score for an entity provides information about the
+            # importance or centrality of that entity to the entire document text.
+            # Scores closer to 0 are less salient, while scores closer to 1.0 are highly
+            # salient.
+        "name": "A String", # The representative name for the entity.
+        "metadata": { # Metadata associated with the entity.
+            #
+            # Currently, Wikipedia URLs and Knowledge Graph MIDs are provided, if
+            # available. The associated keys are "wikipedia_url" and "mid", respectively.
+          "a_key": "A String",
+        },
+      },
+    ],
+    "documentSentiment": { # Represents the feeling associated with the entire text or entities in # The overall sentiment for the document. Populated if the user enables
+        # AnnotateTextRequest.Features.extract_document_sentiment.
+        # the text.
+      "score": 3.14, # Sentiment score between -1.0 (negative sentiment) and 1.0
+          # (positive sentiment).
+      "magnitude": 3.14, # A non-negative number in the [0, +inf) range, which represents
+          # the absolute magnitude of sentiment regardless of score (positive or
+          # negative).
+    },
+    "language": "A String", # The language of the text, which will be the same as the language specified
+        # in the request or, if not specified, the automatically-detected language.
+        # See `Document.language` field for more details.
+    "sentences": [ # Sentences in the input document. Populated if the user enables
+        # AnnotateTextRequest.Features.extract_syntax.
+      { # Represents a sentence in the input document.
+        "text": { # Represents an output piece of text. # The sentence text.
+          "content": "A String", # The content of the output text.
+          "beginOffset": 42, # The API calculates the beginning offset of the content in the original
+              # document according to the EncodingType specified in the API request.
+        },
+        "sentiment": { # Represents the feeling associated with the entire text or entities in # For calls to AnalyzeSentiment or if
+            # AnnotateTextRequest.Features.extract_document_sentiment is set to
+            # true, this field will contain the sentiment for the sentence.
+            # the text.
+          "score": 3.14, # Sentiment score between -1.0 (negative sentiment) and 1.0
+              # (positive sentiment).
+          "magnitude": 3.14, # A non-negative number in the [0, +inf) range, which represents
+              # the absolute magnitude of sentiment regardless of score (positive or
+              # negative).
+        },
+      },
+    ],
+  }</pre>
+</div>
+
+</body></html>
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