[blib2to3] Fixed a typo and removed an unused import. (#848)

[etc/vim.git] / blib2to3 / pytree.py

diff --git a/blib2to3/pytree.py b/blib2to3/pytree.py
index b24866e29269ebde7893c1fd893b0254ea58b658..4da5700aa323d6890552a845f5515d1212def5c4 100644 (file)
--- 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,