add .gitignore, remove pycache

model/settings.py

@@ -23,7 +23,7 @@ class SettingsMetaclass(type):
         if base_classes:
             settings_descriptors = base_classes[0].__dict__.get("_settings_descriptors", {})
 
-        for annotation in attributes['__annotations__']:
+        for annotation in attributes.get('__annotations__', {}):
             
             if annotation in ["_settings_descriptors", "_cache", "_cached_settings"]:
                 continue