Fix exceptions

src/agenda_culturel/celery.py

@@ -4,6 +4,7 @@ import json
 from celery import Celery, Task
 from celery.schedules import crontab
 from celery.utils.log import get_task_logger
+from celery.exceptions import MaxRetriesExceededError
 import time as time_
 
 
@@ -215,7 +216,7 @@ def run_recurrent_import(self, pk):
     try:
         # if chromium is locked, we wait before retrying
         raise self.retry(countdown=120)
-    except celery.exceptions.MaxRetriesExceededError as e:
+    except MaxRetriesExceededError as e:
         logger.error(e)
         close_import_task(req_id, False, e, importer)