From f33ccfcc8e611359a65235d72423fc9c62b438da Mon Sep 17 00:00:00 2001
From: Alex Stapleton <alexs@prol.etari.at>
Date: Wed, 26 Mar 2014 17:44:14 +0000
Subject: Add additional reason tags

---
 cryptography/exceptions.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/cryptography/exceptions.py b/cryptography/exceptions.py
index 8825d3b4..86082e4a 100644
--- a/cryptography/exceptions.py
+++ b/cryptography/exceptions.py
@@ -16,6 +16,9 @@ from __future__ import absolute_import, division, print_function
 
 class _Reasons(object):
     BACKEND_MISSING_INTERFACE = object()
+    UNSUPPORTED_HASH = object()
+    UNSUPPORTED_CIPHER = object()
+    UNSUPPORTED_PADDING = object()
 
 
 class UnsupportedAlgorithm(Exception):
-- 
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