code: def update_subtask(self, subtask_id, revision, title=None, completed=None):
          '''
          Updates the subtask with the given ID
  
          See https://developer.wunderlist.com/documentation/endpoints/subtask for detailed parameter information
  
          Returns:
          Subtask with given ID with properties and revision updated
          '''
          return subtasks_endpoint.update_subtask(self, subtask_id, revision, title=title, completed=completedf update_subtask(self, subtask_id, revision, title=None, completed=None):
          '''
          Updates the subtask with the given ID
  
          See https://developer.wunderlist.com/documentation/endpoints/subtask for detailed parameter information
  
          Returns:
          Subtask with given ID with properties and revision updated
          '''
          return subtasks_endpoint.update_subtask(self, subtask_id, revision, title=title, completed=completed)
docs: Updates the subtask with the given ID
  
          See https://developer.wunderlist.com/documentation/endpoints/subtask for detailed parameter information
  
          Returns:
          Subtask with given ID with properties and revision updated