text: #!/usr/bin/python
  #
  # Copyright 2014 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 the delivery rate of all line items in an order.
  
  To determine which line items exist, run get_all_line_items.py."""
  
  __author__ = ('Nicholas Chen',
                'Joseph DiLallo')
  
  # Import appropriate modules from the client library.
  from googleads import dfp
  
  # Set id of the order to get line items from.
  ORDER_ID = 'INSERT_ORDER_ID_HERE'
  
  
  def main(client, order_id):
    # Initialize appropriate service.
    line_item_service = client.GetService('LineItemService', version='v201405')
  
    # Create statement object to only select line items with even delivery rates.
    values = [{
        'key': 'deliveryRateType',
        'value': {
            'xsi_type': 'TextValue',
            'value': 'EVENLY'
        }
    }, {
        'key': 'orderId',
        'value': {
            'xsi_type': 'NumberValue',
            'value': order_id
        }
    }]
  
    query = 'WHERE deliveryRateType = :deliveryRateType and orderId = :orderId'
    statement = dfp.FilterStatement(query, values, 500)
  
    # Get line items by statement.
    response = line_item_service.getLineItemsByStatement(
        statement.ToStatement())
  
    if 'results' in response:
      # Update each local line item by changing its delivery rate type.
      updated_line_items = []
      for line_item in response['results']:
        if not line_item['isArchived']:
          line_item['deliveryRateType'] = 'AS_FAST_AS_POSSIBLE'
          updated_line_items.append(line_item)
  
      # Update line items remotely.
      line_items = line_item_service.updateLineItems(updated_line_items)
  
      # Display results.
      if line_items:
        for line_item in line_items:
          print ('Line item with id \'%s\', belonging to order id \'%s\', named '
                 '\'%s\', and delivery rate \'%s\' was updated.'
                 % (line_item['id'], line_item['orderId'], line_item['name'],
                    line_item['deliveryRateType']))
      else:
        print 'No line items were updated.'
    else:
      print 'No line items found to update.'
  
  if __name__ == '__main__':
    # Initialize client object.
    dfp_client = dfp.DfpClient.LoadFromStorage()
    main(dfp_client, ORDER_ID)
  