text: #!/usr/bin/python
  #
  # Copyright 2013 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 example deletes an ad group criterion using the 'REMOVE' operator.
  
  To get ad group criteria, run get_placements.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.
  
  """
  
  
  from googleads import adwords
  
  
  AD_GROUP_ID = 'INSERT_AD_GROUP_ID_HERE'
  CRITERION_ID = 'INSERT_CRITERION_ID_HERE'
  
  
  def main(client, ad_group_id, criterion_id):
    # Initialize appropriate service.
    ad_group_criterion_service = client.GetService(
        'AdGroupCriterionService', version='v201502')
  
    # Construct operations and delete ad group criteria.
    operations = [
        {
            'operator': 'REMOVE',
            'operand': {
                'xsi_type': 'BiddableAdGroupCriterion',
                'adGroupId': ad_group_id,
                'criterion': {
                    'xsi_type': 'Placement',
                    'id': criterion_id
                }
            }
        }
    ]
    result = ad_group_criterion_service.mutate(operations)
  
    # Display results.
    for criterion in result['value']:
      print ('Ad group criterion with ad group id \'%s\', criterion id \'%s\', '
             'and type \'%s\' was deleted.'
             % (criterion['adGroupId'], criterion['criterion']['id'],
                criterion['criterion']['Criterion.Type']))
  
  
  if __name__ == '__main__':
    # Initialize client object.
    adwords_client = adwords.AdWordsClient.LoadFromStorage()
  
    main(adwords_client, AD_GROUP_ID, CRITERION_ID)
  