iostream.py 文件源码

def set_nodelay(self, value):
        if (self.socket is not None and
                self.socket.family in (socket.AF_INET, socket.AF_INET6)):
            try:
                self.socket.setsockopt(socket.IPPROTO_TCP,
                                       socket.TCP_NODELAY, 1 if value else 0)
            except socket.error as e:
                # Sometimes setsockopt will fail if the socket is closed
                # at the wrong time.  This can happen with HTTPServer
                # resetting the value to false between requests.
                if e.errno != errno.EINVAL and not self._is_connreset(e):
                    raise