Merge pull request #2106 from pallets/iter-keys

fix iterating over multidict keys
pallets · May 5, 2021 · 4848b99 · 4848b99
2 parents 248a79c + e5cb711
commit 4848b99
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/src/werkzeug/datastructures.py b/src/werkzeug/datastructures.py
@@ -726,7 +726,8 @@ def __delitem__(self, key):
     def keys(self):
         return (key for key, value in self.items())
 
-    __iter__ = keys
+    def __iter__(self):
+        return iter(self.keys())
 
     def values(self):
         return (value for key, value in self.items())
@@ -1476,7 +1477,8 @@ def _keys_impl(self):
     def keys(self):
         return self._keys_impl()
 
-    __iter__ = keys
+    def __iter__(self):
+        return iter(self.keys())
 
     def items(self, multi=False):
         found = set()