src/bot/application.py

@@ -34,6 +34,8 @@ class Application(DiscordBotApplicationABC):
         self._translation: TranslationServiceABC = services.get_service(TranslationServiceABC)
         self._translate: TranslatePipe = services.get_service(TranslatePipe)
 
+        self._is_stopping = False
+
     async def configure(self):
         self._translation.load_by_settings(self._configuration.get_configuration(TranslationSettings))
 
@@ -47,6 +49,10 @@ class Application(DiscordBotApplicationABC):
             self._logger.error(__name__, 'Start failed', e)
 
     async def stop_async(self):
+        if self._is_stopping:
+            return
+
+        self._is_stopping = True
         try:
             self._logger.trace(__name__, f'Try to stop {DiscordBotService.__name__}')
             await self._bot.close()