code: def complete(self):
          ''' Returns whether all required parts of a message are present.
  
          Returns:
              bool : True if the message is complete, False otherwise
  
          '''
          return self.header is not None and \
              self.metadata is not None and \
              self.content is not None and \
              self.header.get('num_buffers', 0) == len(self._buffersf complete(self):
          ''' Returns whether all required parts of a message are present.
  
          Returns:
              bool : True if the message is complete, False otherwise
  
          '''
          return self.header is not None and \
              self.metadata is not None and \
              self.content is not None and \
              self.header.get('num_buffers', 0) == len(self._buffers)
docs: Returns whether all required parts of a message are present.
  
          Returns:
              bool : True if the message is complete, False otherwise