From 933dfd7504e521a27fd8b94d02b79f9ed08f4631 Mon Sep 17 00:00:00 2001
From: Christian Heimes <christian@python.org>
Date: Sat, 27 Mar 2021 14:55:03 +0100
Subject: bpo-40645: use C implementation of HMAC (GH-24920)

- [x] fix tests
- [ ] add test scenarios for old/new code.

Signed-off-by: Christian Heimes <christian@python.org>
---
 Lib/hashlib.py | 1 +
 1 file changed, 1 insertion(+)

(limited to 'Lib/hashlib.py')

diff --git a/Lib/hashlib.py b/Lib/hashlib.py
index 58c340d56e3..ffa3be049a4 100644
--- a/Lib/hashlib.py
+++ b/Lib/hashlib.py
@@ -173,6 +173,7 @@ try:
     algorithms_available = algorithms_available.union(
             _hashlib.openssl_md_meth_names)
 except ImportError:
+    _hashlib = None
     new = __py_new
     __get_hash = __get_builtin_constructor
 
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