Merge pull request #500 from jonparrott/fix-flask-docs

Fix flask_util docstrings concerning GOOGLE_OAUTH2_CLIENT_SECRETS_FILE

oauth2client/contrib/flask_util.py

@@ -35,7 +35,7 @@
 
  app.config['SECRET_KEY'] = 'your-secret-key'
 
- app.config['GOOGLE_OAUTH2_CLIENT_SECRETS_JSON'] = 'client_secrets.json'
+ app.config['GOOGLE_OAUTH2_CLIENT_SECRETS_FILE'] = 'client_secrets.json'
 
  # or, specify the client id and secret separately
  app.config['GOOGLE_OAUTH2_CLIENT_ID'] = 'your-client-id'
@@ -213,14 +213,14 @@ class UserOAuth2(object):
 
  Configuration values:
 
- * ``GOOGLE_OAUTH2_CLIENT_SECRETS_JSON`` path to a client secrets json
+ * ``GOOGLE_OAUTH2_CLIENT_SECRETS_FILE`` path to a client secrets json
  file, obtained from the credentials screen in the Google Developers
  console.
  * ``GOOGLE_OAUTH2_CLIENT_ID`` the oauth2 credentials' client ID. This
- is only needed if ``GOOGLE_OAUTH2_CLIENT_SECRETS_JSON`` is not
+ is only needed if ``GOOGLE_OAUTH2_CLIENT_SECRETS_FILE`` is not
  specified.
  * ``GOOGLE_OAUTH2_CLIENT_SECRET`` the oauth2 credentials' client
- secret. This is only needed if ``GOOGLE_OAUTH2_CLIENT_SECRETS_JSON``
+ secret. This is only needed if ``GOOGLE_OAUTH2_CLIENT_SECRETS_FILE``
  is not specified.
 
  If app is specified, all arguments will be passed along to init_app.
@@ -243,7 +243,7 @@ def init_app(self, app, scopes=None, client_secrets_file=None,
  app: A Flask application.
  scopes: Optional list of scopes to authorize.
  client_secrets_file: Path to a file containing client secrets. You
- can also specify the GOOGLE_OAUTH2_CLIENT_SECRETS_JSON config
+ can also specify the GOOGLE_OAUTH2_CLIENT_SECRETS_FILE config
  value.
  client_id: If not specifying a client secrets file, specify the
  OAuth2 client id. You can also specify the
@@ -307,8 +307,8 @@ def _load_config(self, client_secrets_file, client_id, client_secret):
  except KeyError:
  raise ValueError(
  'OAuth2 configuration could not be found. Either specify the '
- 'client_secrets_file or client_id and client_secret or set the'
- 'app configuration variables '
+ 'client_secrets_file or client_id and client_secret or set '
+ 'the app configuration variables '
  'GOOGLE_OAUTH2_CLIENT_SECRETS_FILE or '
  'GOOGLE_OAUTH2_CLIENT_ID and GOOGLE_OAUTH2_CLIENT_SECRET.')