text: #!/usr/bin/python
  #
  # Copyright 2015 Google Inc. All Rights Reserved.
  #
  # 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.
  
  """This code example updates activities.
  
  To determine which activities exist, run get_all_activities.py.
  
  The LoadFromStorage method is pulling credentials and properties from a
  "googleads.yaml" file. By default, it looks for this file in your home
  directory. For more information, see the "Caching authentication information"
  section of our README.
  
  """
  
  
  # Import appropriate modules from the client library.
  from googleads import dfp
  
  # Set the ID of the activity to update.
  ACTIVITY_ID = 'INSERT_ACTIVITY_ID_HERE'
  
  
  def main(client, activity_id):
    # Initialize appropriate service.
    activity_service = client.GetService('ActivityService', version='v201611')
  
    # Create statement object to select one activity by ID to update.
    values = [{
        'key': 'activityId',
        'value': {
            'xsi_type': 'NumberValue',
            'value': activity_id
        }
    }]
    query = 'WHERE id = :activityId'
    statement = dfp.FilterStatement(query, values, 1)
  
    # Get activities by statement.
    response = activity_service.getActivitiesByStatement(
        statement.ToStatement())
    if 'results' in response:
      updated_activities = []
      for activity in response['results']:
        # Update the expected URL.
        activity['expectedURL'] = 'https://google.com'
        updated_activities.append(activity)
      # Update the activity on the server.
      activities = activity_service.updateActivities(updated_activities)
  
      for updated_activity in activities:
        print (('Activity with ID \'%s\' and name \'%s\' was updated.')
               % (updated_activity['id'], updated_activity['name']))
    else:
      print 'No activities found to update.'
  
  if __name__ == '__main__':
    # Initialize client object.
    dfp_client = dfp.DfpClient.LoadFromStorage()
    main(dfp_client, ACTIVITY_ID)
  