  
  Migrations
  ~~~~~~~~~~
  
  * ...
  
  Models
  ~~~~~~
  
  * The new :class:`~django.db.models.functions.ExtractIsoWeekDay` function
 
</s> remove             self.migrated_apps.add(app_config.label)
 </s> add  </s> remove                 # Empty directories are namespaces.
                # getattr() needed on PY36 and older (replace w/attribute access).
                if getattr(module, '__file__', None) is None:
                    self.unmigrated_apps.add(app_config.label)
                    continue
 </s> add 
* Migrations are now loaded also from directories without ``__init__.py``
  files.
  
  Migrations
  ~~~~~~~~~~
  
* Migrations are now loaded also from directories without ``__init__.py``
  files.
  
  Models
  ~~~~~~
  
  * The new :class:`~django.db.models.functions.ExtractIsoWeekDay` function
keep keep keep keep replace keep keep keep keep keep
 Fixed #30300 -- Allowed migrations to be loaded from directories without __init__.py file. 
docs/releases/3.1.txt