config: Warn on subscribing to unknown variable

2024-06-25 08:04:05 +02:00
parent ce8d254827
commit e461d33cf1
1 changed files with 4 additions and 1 deletions
--- a/src/config.py
+++ b/src/config.py
@@ -160,7 +160,10 @@ class Config:
                self.subscriptions[variable].append(func)
            else:
                self.subscriptions[variable] = [func]
-        func(self.variables[variable])
+        if variable in self.variables:
+            func(self.variables[variable])
+        elif not self.variables['test_mode']:
+            print(f'subscribing to unknown variable {variable}')

    def unsubscribe(self, obj):
        with self.subscription_lock: