poll.py 文件源码

python
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项目:trex-http-proxy 作者: alwye 项目源码 文件源码
def register(self, socket, flags=POLLIN|POLLOUT):
        """p.register(socket, flags=POLLIN|POLLOUT)

        Register a 0MQ socket or native fd for I/O monitoring.

        register(s,0) is equivalent to unregister(s).

        Parameters
        ----------
        socket : zmq.Socket or native socket
            A zmq.Socket or any Python object having a ``fileno()`` 
            method that returns a valid file descriptor.
        flags : int
            The events to watch for.  Can be POLLIN, POLLOUT or POLLIN|POLLOUT.
            If `flags=0`, socket will be unregistered.
        """
        if flags:
            if socket in self._map:
                idx = self._map[socket]
                self.sockets[idx] = (socket, flags)
            else:
                idx = len(self.sockets)
                self.sockets.append((socket, flags))
                self._map[socket] = idx
        elif socket in self._map:
            # uregister sockets registered with no events
            self.unregister(socket)
        else:
            # ignore new sockets with no events
            pass
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