code: def put(self, filename, totalChunks, status):
          
          logger.info('Completing ' + filename + ' - ' + status)
          self._uploadController.finalise(filename, int(totalChunks), status)
          return None, 200
docs: Completes the specified upload.
          :param filename: the filename.
          :param totalChunks: the no of chunks.
          :param status: the status of the upload.
          :return: 200.