correction on init_app()

`Mqtt.init_app(self, app: Flask, ···)` now assigns `app` to `self.app` if this one is None.
stlehmann · Jan 25, 2023 · f889437 · f889437
1 parent f0af5c5
commit f889437
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/flask_mqtt/__init__.py b/flask_mqtt/__init__.py
@@ -107,6 +107,9 @@ def __init__(
     def init_app(self, app: Flask, config_prefix : str = "MQTT") -> None:
         """Init the Flask-MQTT addon."""
 
+        if self.app is None:
+            self.app = app
+
         if config_prefix + "_CLIENT_ID" in app.config:
             self.client_id = app.config["MQTT_CLIENT_ID"]