X-Git-Url: https://git.madduck.net/etc/vim.git/blobdiff_plain/2228890d6210e10d9ea3c24cb123a4d6b47f36b9..47861a6a3b847026bfc677ae896fbcbe171347ae:/blib2to3/pytree.py

diff --git a/blib2to3/pytree.py b/blib2to3/pytree.py
index b24866e..4da5700 100644
--- a/blib2to3/pytree.py
+++ b/blib2to3/pytree.py
@@ -132,6 +132,8 @@ class Base(object):
         return node.lineno
 
     def changed(self):
+        if self.was_changed:
+            return
         if self.parent:
             self.parent.changed()
         self.was_changed = True
@@ -333,7 +335,7 @@ class Leaf(Base):
     # Default values for instance variables
     _prefix = ""  # Whitespace and comments preceding this token in the input
     lineno = 0    # Line where this token starts in the input
-    column = 0    # Column where this token tarts in the input
+    column = 0    # Column where this token starts in the input
 
     def __init__(self, type, value,
                  context=None,