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author | Micah Anderson <micah@riseup.net> | 2014-11-11 11:53:55 -0500 |
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committer | Micah Anderson <micah@riseup.net> | 2014-11-11 11:53:55 -0500 |
commit | 7d5c3dcd969161322deed6c43f8a6a3cb92c3369 (patch) | |
tree | 109b05c88c7252d7609ef324d62ef9dd7f06123f /zmq/green/device.py | |
parent | 44be832c5708baadd146cb954befbc3dcad8d463 (diff) |
upgrade to 14.4.1upstream/14.4.1
Diffstat (limited to 'zmq/green/device.py')
-rw-r--r-- | zmq/green/device.py | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/zmq/green/device.py b/zmq/green/device.py new file mode 100644 index 0000000..4b07023 --- /dev/null +++ b/zmq/green/device.py @@ -0,0 +1,32 @@ +# 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()) |