fix mqtt_node_util

src/electricity_calc.py

@@ -3,7 +3,6 @@ import logging
 import os
 import sys
 import inspect
-import zoneinfo
 
 from home.config import config  # do not remove this import!
 from datetime import datetime, timedelta

src/home/config/config.py

@@ -256,7 +256,10 @@ class Config:
                  no_config=False):
         global app_config
 
-        if not isinstance(name, str) and not isinstance(name, bool) and issubclass(name, AppConfigUnit) or name == AppConfigUnit:
+        if not no_config \
+                and not isinstance(name, str) \
+                and not isinstance(name, bool) \
+                and issubclass(name, AppConfigUnit) or name == AppConfigUnit:
             self.app_name = name.NAME
             self.app_config = name()
             app_config = self.app_config