docs: def multipart_listuploads(self, bucket):
          """List objects in a bucket.
  
          :param bucket: A :class:`invenio_files_rest.models.Bucket` instance.
          :returns: The Flask response.
          """
          return self.make_response(
              data=MultipartObject.query_by_bucket(bucket).limit(1000).all(),
              context={
                  'class': MultipartObject,
                  'bucket': bucket,
                  'many': True,
              }
          )