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Diffstat (limited to 'examples/pubsub/topics_sub.py')
-rwxr-xr-x | examples/pubsub/topics_sub.py | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/examples/pubsub/topics_sub.py b/examples/pubsub/topics_sub.py deleted file mode 100755 index 4a61fb5..0000000 --- a/examples/pubsub/topics_sub.py +++ /dev/null @@ -1,56 +0,0 @@ -#!/usr/bin/env python -"""Simple example of publish/subscribe illustrating topics. - -Publisher and subscriber can be started in any order, though if publisher -starts first, any messages sent before subscriber starts are lost. More than -one subscriber can listen, and they can listen to different topics. - -Topic filtering is done simply on the start of the string, e.g. listening to -'s' will catch 'sports...' and 'stocks' while listening to 'w' is enough to -catch 'weather'. -""" - -#----------------------------------------------------------------------------- -# Copyright (c) 2010 Brian Granger, Fernando Perez -# -# Distributed under the terms of the New BSD License. The full license is in -# the file COPYING.BSD, distributed as part of this software. -#----------------------------------------------------------------------------- - -import sys -import time - -import zmq -import numpy - -def main(): - if len (sys.argv) < 2: - print 'usage: subscriber <connect_to> [topic topic ...]' - sys.exit (1) - - connect_to = sys.argv[1] - topics = sys.argv[2:] - - ctx = zmq.Context() - s = ctx.socket(zmq.SUB) - s.connect(connect_to) - - # manage subscriptions - if not topics: - print "Receiving messages on ALL topics..." - s.setsockopt(zmq.SUBSCRIBE,'') - else: - print "Receiving messages on topics: %s ..." % topics - for t in topics: - s.setsockopt(zmq.SUBSCRIBE,t) - print - try: - while True: - topic, msg = s.recv_multipart() - print ' Topic: %s, msg:%s' % (topic, msg) - except KeyboardInterrupt: - pass - print "Done." - -if __name__ == "__main__": - main() |