old_contents: # 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.
  # You may obtain a copy of the License at
  #
  #     http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  
  """Create / interact with Google Cloud Vision connections."""
  
  
  from google.cloud import connection as base_connection
  
  
  class Connection(base_connection.JSONConnection):
      """A connection to Google Cloud Vision via the JSON REST API.
  
      :type credentials: :class:`oauth2client.client.OAuth2Credentials`
      :param credentials: (Optional) The OAuth2 Credentials to use for this
                          connection.
  
      :type http: :class:`httplib2.Http` or class that defines ``request()``.
      :param http: (Optional) HTTP object to make requests.
  
      :type api_base_url: string
      :param api_base_url: The base of the API call URL. Defaults to the value
                           :attr:`Connection.API_BASE_URL`.
      """
  
      API_BASE_URL = 'https://vision.googleapis.com'
      """The base of the API call URL."""
  
      API_VERSION = 'v1'
      """The version of the API, used in building the API call's URL."""
  
      API_URL_TEMPLATE = '{api_base_url}/{api_version}{path}'
      """A template for the URL of a particular API call."""
  
      SCOPE = ('https://www.googleapis.com/auth/cloud-platform',)
      """The scopes required for authenticating as a Cloud Vision consumer."""
  
new_contents: # 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.
  # You may obtain a copy of the License at
  #
  #     http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  
  """Create / interact with Google Cloud Vision connections."""
  
  
  from google.cloud import connection as base_connection
  
  
  class Connection(base_connection.JSONConnection):
      """A connection to Google Cloud Vision via the JSON REST API.
  
      :type credentials: :class:`oauth2client.client.OAuth2Credentials`
      :param credentials: (Optional) The OAuth2 Credentials to use for this
                          connection.
  
      :type http: :class:`httplib2.Http` or class that defines ``request()``.
      :param http: (Optional) HTTP object to make requests.
  
      :type api_base_url: str
      :param api_base_url: The base of the API call URL. Defaults to the value
                           :attr:`Connection.API_BASE_URL`.
      """
  
      API_BASE_URL = 'https://vision.googleapis.com'
      """The base of the API call URL."""
  
      API_VERSION = 'v1'
      """The version of the API, used in building the API call's URL."""
  
      API_URL_TEMPLATE = '{api_base_url}/{api_version}{path}'
      """A template for the URL of a particular API call."""
  
      SCOPE = ('https://www.googleapis.com/auth/cloud-platform',)
      """The scopes required for authenticating as a Cloud Vision consumer."""
  
subject: Replace types string with str.