Updates based on @dhermes feedback.

Author: Luke Sneeringer

language/google/cloud/language/api_responses.py

@@ -12,9 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-"""Classes representing each of the types of responses returned from
-the Natural Language API.
-"""
+"""Response types from the Natural Language API."""
 
 from google.cloud.language.entity import Entity
 from google.cloud.language.sentence import Sentence
@@ -76,7 +74,7 @@ def from_api_repr(cls, payload):
         """
         return cls(
             language=payload.get('language', None),
-            sentences=[Sentence.from_api_repr(i) for i
+            sentences=[Sentence.from_api_repr(sentence) for sentence
                        in payload.get('sentences', ())],
             sentiment=Sentiment.from_api_repr(payload['documentSentiment']),
         )
@@ -109,8 +107,8 @@ def from_api_repr(cls, payload):
         """
         return cls(
             language=payload.get('language', None),
-            sentences=[Sentence.from_api_repr(i) for i in
+            sentences=[Sentence.from_api_repr(sentence) for sentence in
                        payload.get('sentences', ())],
-            tokens=[Token.from_api_repr(i) for i in
+            tokens=[Token.from_api_repr(token) for token in
                     payload.get('tokens', ())]
         )

language/google/cloud/language/client.py

@@ -1,4 +1,4 @@
-# Copyright 2016-2017 Google Inc.
+# Copyright 2016 Google Inc.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.

language/google/cloud/language/sentence.py

@@ -59,7 +59,7 @@ def from_api_repr(cls, payload):
         # The sentence may or may not have a sentiment; only attempt the
         # typecast if one is present.
         sentiment = None
-        if payload.get('sentiment', None):
+        if payload.get('sentiment', None) is not None:
             sentiment = Sentiment.from_api_repr(payload['sentiment'])
 
         # Return a Sentence object.

language/google/cloud/language/sentiment.py

@@ -1,4 +1,4 @@
-# Copyright 2016-2017 Google Inc.
+# Copyright 2016 Google Inc.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.