Rename local_mqtt_sub_without_ros.py to localTest/local_mqtt_sub_without_ros.py

localTest/local_mqtt_sub_without_ros.py

@@ -0,0 +1,42 @@
+import ssl
+
+import paho.mqtt.client as mqtt
+
+
+def on_connect(self, userdata, flags, rc):
+    print("Connected with result code " + str(rc))
+    client.subscribe(topic)
+
+
+def on_message(self, userdata, msg):
+    print(f"msg.topic {msg.payload.decode('utf-8')}")
+
+
+def initialise_clients(cname):
+    # callback assignment
+    initialise_client = mqtt.Client(cname, True)  # don't use clean session
+    return initialise_client
+
+
+host = "192.168.50.180"
+port = 1883
+topic = "mqtt/pub"
+
+client = initialise_clients("python_sub")
+
+client.on_connect = on_connect
+
+client.on_message = on_message
+
+client.connect(host, port, 60)
+
+client.loop_forever()
+
+# mqtt connect code list
+# 0: Connection successful
+# 1: Connection refused – incorrect protocol version
+# 2: Connection refused – invalid client identifier
+# 3: Connection refused – server unavailable
+# 4: Connection refused – bad username or password
+# 5: Connection refused – not authorised
+# 6-255: Currently unused.