code: def client(self):
          
          if self._client is not None:
              return self._client
  
          self._client = self.get_client()
          return self._client
docs: Helper property to lazy initialize and cache client. Runs
          :meth:`~django_docker_helpers.config.backends.base.BaseParser.get_client`.
  
          :return: an instance of backend-specific client