How to use the sickrage.helper.common.remove_extension function in sickrage

def release_group(show, name):
            if name:
                name = helpers.remove_non_release_groups(remove_extension(name))
            else:
                return ''

            try:
                parse_result = NameParser(name, showObj=show, naming_pattern=True).parse(name)
            except (InvalidNameException, InvalidShowException) as e:
                logger.log(u'Unable to get parse release_group: {}'.format(e), logger.DEBUG)
                return ''

            if not parse_result.release_group:
                return ''
            return parse_result.release_group.strip('.- []{}')

def release_name(name):
            if name:
                name = helpers.remove_non_release_groups(remove_extension(name))
            return name