测试gitnore

venv/Lib/site-packages/django/contrib/auth/backends.py

@@ -53,15 +53,15 @@ class ModelBackend(BaseBackend):
         Reject users with is_active=False. Custom user models that don't have
         that attribute are allowed.
         """
-        is_active = getattr(user, "is_active", None)
+        is_active = getattr(user, 'is_active', None)
         return is_active or is_active is None
 
     def _get_user_permissions(self, user_obj):
         return user_obj.user_permissions.all()
 
     def _get_group_permissions(self, user_obj):
-        user_groups_field = get_user_model()._meta.get_field("groups")
-        user_groups_query = "group__%s" % user_groups_field.related_query_name()
+        user_groups_field = get_user_model()._meta.get_field('groups')
+        user_groups_query = 'group__%s' % user_groups_field.related_query_name()
         return Permission.objects.filter(**{user_groups_query: user_obj})
 
     def _get_permissions(self, user_obj, obj, from_name):
@@ -73,16 +73,14 @@ class ModelBackend(BaseBackend):
         if not user_obj.is_active or user_obj.is_anonymous or obj is not None:
             return set()
 
-        perm_cache_name = "_%s_perm_cache" % from_name
+        perm_cache_name = '_%s_perm_cache' % from_name
         if not hasattr(user_obj, perm_cache_name):
             if user_obj.is_superuser:
                 perms = Permission.objects.all()
             else:
-                perms = getattr(self, "_get_%s_permissions" % from_name)(user_obj)
-            perms = perms.values_list("content_type__app_label", "codename").order_by()
-            setattr(
-                user_obj, perm_cache_name, {"%s.%s" % (ct, name) for ct, name in perms}
-            )
+                perms = getattr(self, '_get_%s_permissions' % from_name)(user_obj)
+            perms = perms.values_list('content_type__app_label', 'codename').order_by()
+            setattr(user_obj, perm_cache_name, {"%s.%s" % (ct, name) for ct, name in perms})
         return getattr(user_obj, perm_cache_name)
 
     def get_user_permissions(self, user_obj, obj=None):
@@ -90,19 +88,19 @@ class ModelBackend(BaseBackend):
         Return a set of permission strings the user `user_obj` has from their
         `user_permissions`.
         """
-        return self._get_permissions(user_obj, obj, "user")
+        return self._get_permissions(user_obj, obj, 'user')
 
     def get_group_permissions(self, user_obj, obj=None):
         """
         Return a set of permission strings the user `user_obj` has from the
         groups they belong.
         """
-        return self._get_permissions(user_obj, obj, "group")
+        return self._get_permissions(user_obj, obj, 'group')
 
     def get_all_permissions(self, user_obj, obj=None):
         if not user_obj.is_active or user_obj.is_anonymous or obj is not None:
             return set()
-        if not hasattr(user_obj, "_perm_cache"):
+        if not hasattr(user_obj, '_perm_cache'):
             user_obj._perm_cache = super().get_all_permissions(user_obj)
         return user_obj._perm_cache
 
@@ -114,7 +112,7 @@ class ModelBackend(BaseBackend):
         Return True if user_obj has any permissions in the given app_label.
         """
         return user_obj.is_active and any(
-            perm[: perm.index(".")] == app_label
+            perm[:perm.index('.')] == app_label
             for perm in self.get_all_permissions(user_obj)
         )
 
@@ -125,21 +123,22 @@ class ModelBackend(BaseBackend):
         """
         if isinstance(perm, str):
             try:
-                app_label, codename = perm.split(".")
+                app_label, codename = perm.split('.')
             except ValueError:
                 raise ValueError(
-                    "Permission name should be in the form "
-                    "app_label.permission_codename."
+                    'Permission name should be in the form '
+                    'app_label.permission_codename.'
                 )
         elif not isinstance(perm, Permission):
             raise TypeError(
-                "The `perm` argument must be a string or a permission instance."
+                'The `perm` argument must be a string or a permission instance.'
             )
 
+        UserModel = get_user_model()
         if obj is not None:
             return UserModel._default_manager.none()
 
-        permission_q = Q(group__user=OuterRef("pk")) | Q(user=OuterRef("pk"))
+        permission_q = Q(group__user=OuterRef('pk')) | Q(user=OuterRef('pk'))
         if isinstance(perm, Permission):
             permission_q &= Q(pk=perm.pk)
         else:
@@ -199,9 +198,9 @@ class RemoteUserBackend(ModelBackend):
         # instead we use get_or_create when creating unknown users since it has
         # built-in safeguards for multiple threads.
         if self.create_unknown_user:
-            user, created = UserModel._default_manager.get_or_create(
-                **{UserModel.USERNAME_FIELD: username}
-            )
+            user, created = UserModel._default_manager.get_or_create(**{
+                UserModel.USERNAME_FIELD: username
+            })
             if created:
                 user = self.configure_user(request, user)
         else: