1 files changed, 34 insertions, 0 deletions
diff --git a/examples/heartbeat/pong.py b/examples/heartbeat/pong.py
new file mode 100644
index 0000000..47efb3a
--- /dev/null
+++ b/examples/heartbeat/pong.py
@@ -0,0 +1,34 @@
+#!/usr/bin/env python
+"""This launches an echoing rep socket device using 
+zmq.devices.ThreadDevice, and runs a blocking numpy action. 
+The rep socket should remain responsive to pings during this time.
+
+Use ping.py to see how responsive it is.
+
+Authors
+-------
+* MinRK
+"""
+
+import time
+import numpy
+import zmq
+from zmq import devices
+
+ctx = zmq.Context()
+
+dev = devices.ThreadDevice(zmq.FORWARDER, zmq.REP, -1)
+dev.bind_in('tcp://127.0.0.1:10111')
+dev.setsockopt_in(zmq.IDENTITY, "whoda")
+dev.start()
+
+#wait for connections
+time.sleep(1)
+
+A = numpy.random.random((2**11,2**12))
+print "starting blocking loop"
+while True:
+    tic = time.time()
+    numpy.dot(A,A.transpose())
+    print "blocked for %.3f s"%(time.time()-tic)
+