#1535: rename __builtin__ module to builtins.
diff --git a/Lib/optparse.py b/Lib/optparse.py
index f702e1a..ab2ce40 100644
--- a/Lib/optparse.py
+++ b/Lib/optparse.py
@@ -636,13 +636,13 @@
else:
# Allow type objects or builtin type conversion functions
# (int, str, etc.) as an alternative to their names. (The
- # complicated check of __builtin__ is only necessary for
+ # complicated check of builtins is only necessary for
# Python 2.1 and earlier, and is short-circuited by the
# first check on modern Pythons.)
- import __builtin__
+ import builtins
if ( isinstance(self.type, type) or
(hasattr(self.type, "__name__") and
- getattr(__builtin__, self.type.__name__, None) is self.type) ):
+ getattr(builtins, self.type.__name__, None) is self.type) ):
self.type = self.type.__name__
if self.type == "str":