fixed error in doubly linked list

ivanmmarkovic · ivanmmarkovic · commit 59af78f48be4 · 2020-12-02T15:39:54.000+01:00
diff --git a/linked-lists/doubly-linked-list/list.py b/linked-lists/doubly-linked-list/list.py
@@ -13,6 +13,7 @@ def print_all(self):
         tmp: Node = self.head
         while tmp is not None:
             print(tmp.key, end=", ")
+            tmp = tmp.next
         print("")
 
     def number_of_elements(self) -> int:
