fix init check

bots/management/commands/bot_worker.py

@@ -21,6 +21,7 @@ class Command(BaseCommand):
             sentry_sdk.capture_exception(ctx.error)
             logging.exception('Exception while processing update', exc_info=ctx.error)
 
+        initialized = False
         dispatchers = []
 
         def check_updates(dispatcher):
@@ -39,7 +40,7 @@ class Command(BaseCommand):
 
         while True:
             try:
-                if not dispatchers or cache.get('bots_reset'):
+                if not initialized or cache.get('bots_reset'):
                     logging.warning('Reloading dispatchers')
                     dispatchers = []
                     for bot in TelegramBot.objects.filter(active=True):
@@ -50,6 +51,7 @@ class Command(BaseCommand):
                         except TelegramError:
                             pass
                     cache.delete('bots_reset')
+                    initialized = True
 
                 with ThreadPoolExecutor() as executor:
                     for dispatcher in dispatchers: