use threading for updates checkign

bots/management/commands/bot_worker.py

@@ -1,5 +1,6 @@
 import logging
 import traceback
+from concurrent.futures.thread import ThreadPoolExecutor
 from multiprocessing.pool import ThreadPool
 
 import sentry_sdk
@@ -21,6 +22,21 @@ class Command(BaseCommand):
             logging.exception('Exception while processing update', exc_info=ctx.error)
 
         dispatchers = []
+
+        def check_updates(dispatcher):
+            try:
+                updates = dispatcher.bot.get_updates(dispatcher.last_update_id)
+            except TimedOut:
+                return
+            except TelegramError as e:
+                sentry_sdk.capture_exception(e)
+                traceback.print_exc()
+                updates = []
+
+            for update in updates:
+                pool.apply_async(dispatcher.process_update, (update,))
+                dispatcher.last_update_id = update.update_id + 1
+
         while True:
             try:
                 if not dispatchers or cache.get('bots_reset'):
@@ -35,19 +51,9 @@ class Command(BaseCommand):
                             pass
                     cache.delete('bots_reset')
 
+                with ThreadPoolExecutor() as executor:
                     for dispatcher in dispatchers:
-                    try:
+                        executor.submit(check_updates, dispatcher)
-                        updates = dispatcher.bot.get_updates(dispatcher.last_update_id)
-                    except TimedOut:
-                        continue
-                    except TelegramError as e:
-                        sentry_sdk.capture_exception(e)
-                        traceback.print_exc()
-                        updates = []
-
-                    for update in updates:
-                        pool.apply_async(dispatcher.process_update, (update,))
-                        dispatcher.last_update_id = update.update_id + 1
             except KeyboardInterrupt:
                 pool.terminate()
                 pool.join()