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- # Copyright (C) PyZMQ Developers
- # Distributed under the terms of the Modified BSD License.
- import zmq
- from zmq.green import Poller
- def device(device_type, isocket, osocket):
- """Start a zeromq device (gevent-compatible).
-
- Unlike the true zmq.device, this does not release the GIL.
- Parameters
- ----------
- device_type : (QUEUE, FORWARDER, STREAMER)
- The type of device to start (ignored).
- isocket : Socket
- The Socket instance for the incoming traffic.
- osocket : Socket
- The Socket instance for the outbound traffic.
- """
- p = Poller()
- if osocket == -1:
- osocket = isocket
- p.register(isocket, zmq.POLLIN)
- p.register(osocket, zmq.POLLIN)
-
- while True:
- events = dict(p.poll())
- if isocket in events:
- osocket.send_multipart(isocket.recv_multipart())
- if osocket in events:
- isocket.send_multipart(osocket.recv_multipart())
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