builtins -> __builtin__

my2to3/fixes/fix_division.py

-import builtins
+import __builtin__
 from collections import defaultdict
 import lib2to3.fixer_base
 import lib2to3.pgen2
@@ -22,8 +22,8 @@ def parse_trace_data(filepath):
       file, lineno, id_, dividend_type, divisor_type = trace_file_match(line).groups()
       lineno = int(lineno)
       id_ = int(id_)
-      dividend_type = getattr(builtins, dividend_type)
-      divisor_type = getattr(builtins, divisor_type)
+      dividend_type = getattr(__builtin__, dividend_type)
+      divisor_type = getattr(__builtin__, divisor_type)
 
       t = traces[file][lineno]
       data = (dividend_type, divisor_type)