Creates dynamic display ad settings.

  Args:
    client: an AdWordsClient instance.
    opener: an OpenerDirector instance.

  Returns:
    A dict containing the dynamic display ad settings.

def CreateDynamicDisplayAdSettings(client, opener):
  """Creates dynamic display ad settings.

  Args:
    client: an AdWordsClient instance.
    opener: an OpenerDirector instance.

  Returns:
    A dict containing the dynamic display ad settings.
  """
  media_service = client.GetService('MediaService', 'v201809')

  logo = {
      'xsi_type': 'Image',
      'mediaId': _CreateImage(media_service, opener, 'https://goo.gl/dEvQeF')
  }

  dynamic_settings = {
      'landscapeLogoImage': logo,
      'pricePrefix': 'as low as',
      'promoText': 'Free shipping!'
  }

  return dynamic_settings