typo

1 files changed, 1 insertions, 1 deletions

diff --git a/tree.py b/tree.py
index cf76f70..87f7076 100644
--- a/tree.py
+++ b/tree.py
@@ -282,7 +282,7 @@ class ListNode(VNode, list_class):
 def post_order_list(node, filter_func=no_filter):
     """ 
     create a list with tree nodes for which the <filter> function returned true
-    in a post order foashion
+    in a post order fashion
     """
     l, stack = [], []
     poped, index = 0, 0