python
diff --git a/‎Lib/functools.py
Copy file name to clipboardExpand all lines: Lib/functools.py
+2-2Lines changed: 2 additions & 2 deletions b/‎Lib/functools.py
Copy file name to clipboardExpand all lines: Lib/functools.py
+2-2Lines changed: 2 additions & 2 deletions
@@ -417,8 +417,8 @@ def _unwrap_partialmethod(func):
     prev = None
     while func is not prev:
         prev = func
-        while hasattr(func, "_partialmethod"):
-            func = getattr(func, '_partialmethod')
+        while isinstance(getattr(func, "_partialmethod", None), partialmethod):
+            func = func._partialmethod
         while isinstance(func, partialmethod):
             func = getattr(func, 'func')
         func = _unwrap_partial(func)