new_contents: from . import AWSObject, AWSProperty
  from .validators import integer
  
  
  class Code(AWSProperty):
      props = {
          'S3Bucket': (basestring, True),
          'S3Key': (basestring, True),
          'S3ObjectVersion': (basestring, False),
      }
  
  
  class Function(AWSObject):
      resource_type = "AWS::Lambda::Function"
  
      props = {
          'Code': (Code, True),
          'Description': (basestring, False),
          'Handler': (basestring, True),
          'MemorySize': (integer, False),
          'Role': (basestring, True),
          'Runtime': (basestring, True),
          'Timeout': (integer, False),
      }
  
subject: Add Lambda