From 925efaea8cbefb6e5a36e3524b6457da0880c520 Mon Sep 17 00:00:00 2001
From: Victor Stinner <vstinner@redhat.com>
Date: Thu, 5 Nov 2015 14:18:33 +0100
Subject: [PATCH] fix BytesWarning on Python 3

On Python 3, when python3 with run with -bb, comparison between bytes
and str raises a BytesWarning exception. Test the Python version
instead of testing '' == b''.
---
 pep8.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pep8.py b/pep8.py
index b1916cce..d2923411 100755
--- a/pep8.py
+++ b/pep8.py
@@ -1171,7 +1171,7 @@ def python_3000_backticks(logical_line):
 ##############################################################################
 
 
-if '' == ''.encode():
+if sys.version_info < (3,):
     # Python 2: implicit encoding.
     def readlines(filename):
         """Read the source code."""