@staticmethod
def __ligo(scope, name, rse, rse_attrs, protocol_attrs):
    """
        Given a LFN, convert it directly to a path using the Caltech schema

        e.g.,: ER8:H-H1_HOFT_C02-1126256640-4096 ->
               ER8/hoft_C02/H1/H-H1_HOFT_C02-11262/H-H1_HOFT_C02-1126256640-4096

        :param scope: Scope of the LFN (observing run: ER8, O2, postO1, ...)
        :param name: File name of the LFN (E.g., H-H1_HOFT_C02-1126256640-4096.gwf)
        :param rse: RSE for PFN (ignored)
        :param rse_attrs: RSE attributes for PFN (ignored)
        :param protocol_attrs: RSE protocol attributes for PFN (ignored)
        :returns: Path for use in the PFN generation.
        """
    del rse
    del rse_attrs
    del protocol_attrs
    from ligo_rucio import lfn2pfn as ligo_lfn2pfn
    return ligo_lfn2pfn.ligo_lab(scope, name, None, None, None)
