From 91554e4c5ca3c762998296522f854a7166ba84f0 Mon Sep 17 00:00:00 2001
From: Christian Heimes <christian@python.org>
Date: Sun, 2 May 2021 09:47:45 +0200
Subject: bpo-43908: Mark ssl, hash, and hmac types as immutable (GH-25792)

Signed-off-by: Christian Heimes <christian@python.org>
---
 Modules/_blake2/blake2b_impl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'Modules/_blake2/blake2b_impl.c')

diff --git a/Modules/_blake2/blake2b_impl.c b/Modules/_blake2/blake2b_impl.c
index 5d108ed008..8b0d60d02a 100644
--- a/Modules/_blake2/blake2b_impl.c
+++ b/Modules/_blake2/blake2b_impl.c
@@ -409,6 +409,6 @@ static PyType_Slot blake2b_type_slots[] = {
 PyType_Spec blake2b_type_spec = {
     .name = "_blake2.blake2b",
     .basicsize =  sizeof(BLAKE2bObject),
-    .flags = Py_TPFLAGS_DEFAULT,
+    .flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_IMMUTABLETYPE,
     .slots = blake2b_type_slots
 };
-- 
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