python clients fixed 'TypeError: on_connect() takes exactly 3 arguments (4 given)'

tools/src/main/python/one-way-ssl-mqtt-client.py

@@ -19,7 +19,7 @@ import paho.mqtt.client as mqtt
 import ssl, socket
 
 # The callback for when the client receives a CONNACK response from the server.
-def on_connect(client, userdata, rc):
+def on_connect(client, userdata, rc, *extra_params):
    print('Connected with result code '+str(rc))
    # Subscribing in on_connect() means that if we lose the connection and
    # reconnect then subscriptions will be renewed.

tools/src/main/python/simple-mqtt-client.py

@@ -18,8 +18,9 @@
 import paho.mqtt.client as mqtt
 
 # The callback for when the client receives a CONNACK response from the server.
-def on_connect(client, userdata, rc):
+def on_connect(client, userdata, rc, *extra_params):
    print('Connected with result code '+str(rc))
+   #print('***' + str(r))
    # Subscribing in on_connect() means that if we lose the connection and
    # reconnect then subscriptions will be renewed.
    client.subscribe('v1/devices/me/attributes')

tools/src/main/python/two-way-ssl-mqtt-client.py

@@ -19,7 +19,7 @@ import paho.mqtt.client as mqtt
 import ssl, socket
 
 # The callback for when the client receives a CONNACK response from the server.
-def on_connect(client, userdata, rc):
+def on_connect(client, userdata, rc, *extra_params):
    print('Connected with result code '+str(rc))
    # Subscribing in on_connect() means that if we lose the connection and
    # reconnect then subscriptions will be renewed.