Use loop_forever() in example.

diff --git a/examples/sub.py b/examples/sub.py
index 81900d5c9b549811874ecfbe36e90ce07824e1c5..0b121ebae4de2b4434edb2259b3ab41477317318 100755 (executable)
--- a/examples/sub.py
+++ b/examples/sub.py
@@ -61,8 +61,5 @@ mqttc.connect("m2m.eclipse.org", 1883, 60)
 mqttc.subscribe("$SYS/#", 0)
 
 
-rc = 0
-while rc == 0:
-    rc = mqttc.loop()
+mqttc.loop_forever()
 
-print("rc: "+str(rc))