@staticmethod
def create_unique_transfer_id(local_path, ase, offsets):
    """Create a unique transfer id given a offsets
        :param blobxfer.models.upload.LocalPath local_path: local path
        :param blobxfer.models.azure.StorageEntity ase: azure storage entity
        :param blobxfer.models.upload.Offsets offsets: upload offsets
        :rtype: str
        :return: unique id for transfer
        """
    return ';'.join((str(local_path.absolute_path), ase._client.
        primary_endpoint, ase.path, str(local_path.view.fd_start), str(
        offsets.range_start)))
