new_contents: from __future__ import print_function
  
  
  def lambda_handler (event, context):
      print('value1 = {}'.format(event['key1']))
      print('value2 = {}'.format(event['key2']))
      print('value3 = {}'.format(event['key3']))
      return event['key1']
subject: initialise crassus as a pybuilder project with some "Hello World" code