## Hello World server in Python
# Binds REP socket to tcp://*:5555
# Expects b"Hello" from client, replies with b"World"
#importtimeimportzmqcontext=zmq.Context()socket=context.socket(zmq.REP)socket.bind("tcp://*:5555")whileTrue:# Wait for next request from client
message=socket.recv()print("Received request: %s"%message)# Do some 'work'
time.sleep(1)# Send reply back to client
socket.send(b"World")