docs: def _make_dir(self, client_kwargs):
          """
          Make a directory.
  
          args:
              client_kwargs (dict): Client arguments.
          """
          with _handle_client_error():
              # Object
              if 'Key' in client_kwargs:
                  return self.client.put_object(Body=b'', **client_kwargs)
  
              # Bucket
              return self.client.create_bucket(
                  Bucket=client_kwargs['Bucket'],
                  CreateBucketConfiguration=dict(
                      LocationConstraint=self._get_session().region_name))