code: def is_all_field_none(self):
          
  
          if self._id_ is not None:
              return False
  
          if self._created is not None:
              return False
  
          if self._updated is not None:
              return False
  
          if self._label_user_creator is not None:
              return False
  
          if self._content is not None:
              return False
  
          return True
docs: :rtype: bool