From 5c5342ec17aba6f6f10ab2136192be97180e2225 Mon Sep 17 00:00:00 2001
From: Alex Gaynor <alex.gaynor@gmail.com>
Date: Thu, 31 Oct 2013 11:25:54 -0700
Subject: fix for py3k

---
 cryptography/fernet.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cryptography/fernet.py b/cryptography/fernet.py
index 2de4a622..d6a94424 100644
--- a/cryptography/fernet.py
+++ b/cryptography/fernet.py
@@ -45,7 +45,7 @@ class Fernet(object):
         if current_time is None:
             current_time = int(time.time())
         data = base64.urlsafe_b64decode(data)
-        assert data[0] == b"\x80"
+        assert six.indexbytes(data, 0) == 0x80
         timestamp = data[1:9]
         iv = data[9:25]
         ciphertext = data[25:-32]
-- 
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