def mutate_query_from_config(self, sql):
        """Apply config's SQL_QUERY_MUTATOR

        Typically adds comments to the query with context"""
        SQL_QUERY_MUTATOR = config.get('SQL_QUERY_MUTATOR')
        if SQL_QUERY_MUTATOR:
            username = utils.get_username()
            sql = SQL_QUERY_MUTATOR(sql, username, security_manager, self.database)
        return sql
Apply config's SQL_QUERY_MUTATOR

        Typically adds comments to the query with context