__init__.py 文件源码

def register(self, description, cls):
        app_config = django_apps.get_containing_app_config(cls.__module__)
        app_label = app_config.label
        app_exports = self._registry.get(app_label, [])
        app_exports.append((description, cls))
        self._registry[app_label] = sorted(app_exports, key=lambda e: e[1])