upgrade to 14.4.1upstream/14.4.1

1 files changed, 27 insertions, 0 deletions

diff --git a/examples/eventloop/echo.py b/examples/eventloop/echo.py
new file mode 100644
index 0000000..9be079b
--- /dev/null
+++ b/examples/eventloop/echo.py
@@ -0,0 +1,27 @@
+#!/usr/bin/env python
+"""A trivial ZMQ echo server using the eventloop.
+
+Authors
+-------
+* MinRK
+"""
+
+import zmq
+from zmq.eventloop import ioloop
+
+loop = ioloop.IOLoop.instance()
+
+ctx = zmq.Context()
+s = ctx.socket(zmq.REP)
+s.bind('tcp://127.0.0.1:5555')
+
+def rep_handler(sock, events):
+    # We don't know how many recv's we can do?
+    msg = sock.recv()
+    # No guarantee that we can do the send. We need a way of putting the
+    # send in the event loop.
+    sock.send(msg)
+
+loop.add_handler(s, rep_handler, zmq.POLLIN)
+
+loop.start()
\ No newline at end of file