Update label generation, websocket listen mode

run.py

@@ -422,7 +422,7 @@ def setup_server(pool, manager):
     if sensor_ready is False:
         fprint("waiting for " + "Sensor Initialization" + " to complete...", sendqueue=to_server_queue)
         global mbconn
-        mbconn = ModbusClient(host="192.168.1.20", port=502, auto_open=True, auto_close=True)
+        mbconn = ModbusClient(host="192.168.1.20", port=502, auto_open=True, auto_close=False)
         get_sensors()
     fprint("Sensors initialized.", sendqueue=to_server_queue)
 
@@ -461,7 +461,7 @@ def get_sensors():
     global sensors
     oldsens = sensors
     #print("Reading sensors")
-    #mbconn.open()
+    # mbconn.open()
     """
     port 1: 256
     port 2: 272
@@ -490,7 +490,7 @@ def get_sensors():
         return -1
     sensors = out
     #fprint("Values: " + str(sensors))
-    #mbconn.close()
+    mbconn.close()
     for x in range(len(oldsens)):
         if oldsens[x] == 0 and out[x] == 1:
             # cable newly detected on tray