0MQ request response test against a Redis server

zmq-test.py

# Code below doesn't work. It keeps waiting for a response.

import zmq

ctx = zmq.Context()

s = ctx.socket(zmq.REQ)

# On port 6379 there is a basic REDIS server
s.connect("tcp://127.0.0.1:6379")

s.send('*1\r\n$4\r\nPING\r\n')
print s.recv()