Index: lib2to3/tests/test_fixers.py

===================================================================

--- lib2to3/tests/test_fixers.py	(revision 82529)

+++ lib2to3/tests/test_fixers.py	(revision 82530)

@@ -3670,7 +3670,11 @@

         a = "from itertools import bar, filterfalse, foo"

         self.check(b, a)

+    def test_import_star(self):

+        s = "from itertools import *"

+        self.unchanged(s)

+

     def test_unchanged(self):

         s = "from itertools import foo"

         self.unchanged(s)

Index: lib2to3/fixes/fix_itertools_imports.py

===================================================================

--- lib2to3/fixes/fix_itertools_imports.py	(revision 82529)

+++ lib2to3/fixes/fix_itertools_imports.py	(revision 82530)

@@ -20,6 +20,9 @@

             if child.type == token.NAME:

                 member = child.value

                 name_node = child

+            elif child.type == token.STAR:

+                # Just leave the import as is.

+                return

             else:

                 assert child.type == syms.import_as_name

                 name_node = child.children[0]