lint errors

Author: mhaseebtariq

pandas/io/gbq.py

@@ -169,7 +169,7 @@ def get_credentials(self):
     @staticmethod
     def get_application_default_credentials(project_id):
         """
-        Given a project_id tries to retrieve the 
+        Given a project_id tries to retrieve the
         "default application credentials"
         Could be useful for running code on Google Cloud Platform
         """

pandas/io/tests/test_gbq.py

@@ -83,8 +83,6 @@ def _test_imports():
             from oauth2client.client import GoogleCredentials  # noqa
             from oauth2client.client import OAuth2WebServerFlow  # noqa
             from oauth2client.client import AccessTokenRefreshError  # noqa
-            from oauth2client.client import \
-            ApplicationDefaultCredentialsError  # noqa
 
             from oauth2client.file import Storage  # noqa
             from oauth2client.tools import run_flow  # noqa
@@ -138,8 +136,7 @@ def _test_imports():
         oauth2client_v1 = False
 
     try:
-        from oauth2client.service_account import \
-        ServiceAccountCredentials  # noqa
+        from oauth2client.service_account import ServiceAccountCredentials  # noqa
     except ImportError:
         oauth2client_v2 = False
 
@@ -161,8 +158,7 @@ def clean_gbq_environment(private_key=None):
     for i in range(1, 10):
         if DATASET_ID + str(i) in dataset.datasets():
             dataset_id = DATASET_ID + str(i)
-            table = gbq._Table(PROJECT_ID, dataset_id, 
-                               private_key=private_key)
+            table = gbq._Table(PROJECT_ID, dataset_id, private_key=private_key)
             for j in range(1, 20):
                 if TABLE_ID + str(j) in dataset.tables(dataset_id):
                     table.delete(TABLE_ID + str(j))
@@ -192,13 +188,15 @@ def test_generate_bq_schema_deprecated():
         df = make_mixed_dataframe_v2(10)
         gbq.generate_bq_schema(df)
 
+
 def google_credentials_import():
     try:
         from oauth2client.client import GoogleCredentials
         return GoogleCredentials
     except ImportError:
         return type(None)
 
+
 def test_should_be_able_to_get_credentials_from_default_credentials():
     GoogleCredentials = google_credentials_import()
     connector = gbq.GbqConnector