code: def load(self, **descr):
          '''
          Load data by keys.
  
          :param data:
          :return:
          '''
          for obj, data in descr.items():
              setattr(self._data, obj, data)
  
          return self load(self, **descr):
          '''
          Load data by keys.
  
          :param data:
          :return:
          '''
          for obj, data in descr.items():
              setattr(self._data, obj, data)
  
          return self
docs: Load data by keys.
  
          :param data:
          :return: