Called by send_response()
        TODO: a configuration option to log or not
            (maybe using logging filters?)
        TODO: discriminate by code and dispatch to various log levels

def log_request(self, code='-', size='-'):
        """
        Called by send_response()
        TODO: a configuration option to log or not
            (maybe using logging filters?)
        TODO: discriminate by code and dispatch to various log levels
        """
        LOG.info("%r %s %s", self.requestline, code, size)