Fix doctest to use next_node instead of next

F-Blaze · F-Blaze · commit bffdfce3c9ad · 2026-03-15T16:51:12.000-05:00
diff --git a/data_structures/linked_list/doubly_linked_list.py b/data_structures/linked_list/doubly_linked_list.py
@@ -210,9 +210,9 @@ def doubly_to_singly(self) -> singly_linked_list.Node | None:
         >>> head = dll.doubly_to_singly()
         >>> head.data
         1
-        >>> head.next.data
+        >>> head.next_node.data
         2
-        >>> head.next.next.data
+        >>> head.next_node.next_node.data
         3
         """
 

Original file line number	Diff line number	Diff line change
`@@ -210,9 +210,9 @@ def doubly_to_singly(self) -> singly_linked_list.Node \| None:`
`210`	`210`	`>>> head = dll.doubly_to_singly()`
`211`	`211`	`>>> head.data`
`212`	`212`	`1`
`213`		`- >>> head.next.data`
	`213`	`+ >>> head.next_node.data`
`214`	`214`	`2`
`215`		`- >>> head.next.next.data`
	`215`	`+ >>> head.next_node.next_node.data`
`216`	`216`	`3`
`217`	`217`	`"""`
`218`	`218`