@classmethod
def _addSupportedFilterOptions(cls, parser):
    """ Add all command line parameters for regular expression specification
        for individual fields of a resource"""
    clsName = str(cls)
    for l, s in cls._supportedFilters.items():
        parser.add_argument('--' + l, '-' + s, metavar='REGEX', help=
            """specify
            a regular expression to further narrow down on matches in the """
             + l + ' field in a ' + clsName)
