From ac1d13f43dea5ebee0506dc229cd431660916c73 Mon Sep 17 00:00:00 2001
From: Alex Gaynor <alex.gaynor@gmail.com>
Date: Tue, 19 Feb 2019 23:38:32 -0500
Subject: Simplify string formatting (#4757)

---
 src/cryptography/hazmat/backends/openssl/hashes.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/cryptography/hazmat/backends/openssl/hashes.py')

diff --git a/src/cryptography/hazmat/backends/openssl/hashes.py b/src/cryptography/hazmat/backends/openssl/hashes.py
index 549fa2bf..7f9d840b 100644
--- a/src/cryptography/hazmat/backends/openssl/hashes.py
+++ b/src/cryptography/hazmat/backends/openssl/hashes.py
@@ -25,7 +25,7 @@ class _HashContext(object):
             evp_md = self._backend._evp_md_from_algorithm(algorithm)
             if evp_md == self._backend._ffi.NULL:
                 raise UnsupportedAlgorithm(
-                    "{0} is not a supported hash on this backend.".format(
+                    "{} is not a supported hash on this backend.".format(
                         algorithm.name),
                     _Reasons.UNSUPPORTED_HASH
                 )
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