Merge pull request #518 from procrastinate-org/dependabot/pip/types-p…

…ython-dateutil-2.8.4

procrastinate/utils.py

@@ -217,7 +217,7 @@ def _get_module_name(obj: Any) -> str:
     module = inspect.getmodule(obj)
     # obj could be None, or has no __file__ if in an interactive shell
     # in which case, there's not a lot we can do.
-    if not module or not getattr(module, "__file__"):
+    if not module or not getattr(module, "__file__", None):
         return module_name
 
     # We've checked this just above but mypy needs a direct proof