From 842c0dc6efb4a8dd5769941463c598ba5a48156c Mon Sep 17 00:00:00 2001
From: Amir <84547283+amir4v@users.noreply.github.com>
Date: Tue, 7 Mar 2023 20:03:24 +0330
Subject: [PATCH] IsNotAuthenticated

Allows access only to unauthenticated users.
---
 rest_framework/permissions.py | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/rest_framework/permissions.py b/rest_framework/permissions.py
index 8fb4569cb..4810cb820 100644
--- a/rest_framework/permissions.py
+++ b/rest_framework/permissions.py
@@ -127,6 +127,15 @@ class BasePermission(metaclass=BasePermissionMetaclass):
         return True
 
 
+class IsNotAuthenticated(BasePermission):
+    """
+    Allows access only to unauthenticated users.
+    """
+
+    def has_permission(self, request, view):
+        return str(request.user) == 'AnonymousUser'
+
+
 class AllowAny(BasePermission):
     """
     Allow any access.