Index: Lib/tokenize.py
===================================================================
--- Lib/tokenize.py	(révision 66703)
+++ Lib/tokenize.py	(copie de travail)
@@ -26,7 +26,7 @@
 
 import re, string, sys
 from token import *
-from codecs import lookup
+from codecs import lookup, BOM_UTF8
 from itertools import chain, repeat
 cookie_re = re.compile("coding[:=]\s*([-\w.]+)")
 
@@ -255,7 +255,7 @@
 
     If no encoding is specified, then the default of 'utf-8' will be returned.
     """
-    utf8_bom = b'\xef\xbb\xbf'
+    utf8_bom = BOM_UTF8
     bom_found = False
     encoding = None
     def read_or_stop():