'Add arguments for compile_sass command.
Args:
parser (django.core.management.base.CommandParser): parsed for parsing command line arguments.'

def add_arguments(self, parser):

    parser.add_argument(u'system', type=str, nargs=u'*', default=ALL_SYSTEMS, help=u'lms    or    studio')
    parser.add_argument(u'--theme-dirs', dest=u'theme_dirs', type=str, nargs=u'+', default=None, help=u'List    of    dirs    where    given    themes    would    be    looked.')
    parser.add_argument(u'--themes', type=str, nargs=u'+', default=[u'all'], help=u"List    of    themes    whose    sass    need    to    compiled.    Or    'no'/'all'    to    compile    for    no/all    themes.")
    parser.add_argument(u'--force', action=u'store_true', default=False, help=u'Force    full    compilation')
    parser.add_argument(u'--debug', action=u'store_true', default=False, help=u'Disable    Sass    compression')
