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 example downloads HTML Tags for a given campaign and placement ID.
  
  To create campaigns, run create_campaign.py. To create placements, run
  create_placement.py.
  """
  
  import argparse
  import sys
  
  import dfareporting_utils
  from oauth2client import client
  
  # Declare command-line flags.
  argparser = argparse.ArgumentParser(add_help=False)
  argparser.add_argument(
      'profile_id', type=int,
      help='The ID of the profile to download tags for')
  argparser.add_argument(
      'campaign_id', type=int,
      help='The ID of the campaign to download tags for')
  argparser.add_argument(
      'placement_id', type=int,
      help='The ID of the placement to download tags for')
  
  
  def main(argv):
    # Retrieve command line arguments.
    flags = dfareporting_utils.get_arguments(argv, __doc__, parents=[argparser])
  
    # Authenticate and construct service.
    service = dfareporting_utils.setup(flags)
  
    profile_id = flags.profile_id
    campaign_id = flags.campaign_id
    placement_id = flags.placement_id
  
    try:
      # Construct the request.
      request = service.placements().generatetags(
          profileId=profile_id, campaignId=campaign_id,
          placementIds=[placement_id])
  
      # Execute request and print response.
      response = request.execute()
  
      for placement_tag in response['placementTags']:
        print_placement_tag(placement_tag)
  
    except client.AccessTokenRefreshError:
      print ('The credentials have been revoked or expired, please re-run the '
             'application to re-authorize')
  
  
  def print_placement_tag(placement_tag):
    for tag_data in placement_tag['tagDatas']:
      print ('%s - %s\n'
             % (placement_tag['placementId'], tag_data['format']))
  
      if 'impressionTag' in tag_data:
        print '%s\n\n' % (tag_data['impressionTag'])
      if 'clickTag' in tag_data:
        print '%s\n\n' % (tag_data['clickTag'])
  
  
  if __name__ == '__main__':
    main(sys.argv)
  