hashlib: Only import pure Python hashlib when running test.

dpgeorge · dpgeorge · commit 8834023d05c3 · 2024-06-17T11:20:42.000+10:00
Signed-off-by: Damien George &lt;damien@micropython.org&gt;
diff --git a/python-stdlib/hashlib/tests/test_sha256.py b/python-stdlib/hashlib/tests/test_sha256.py
@@ -1,3 +1,7 @@
+# Prevent importing any built-in hashes, so this test tests only the pure Python hashes.
+import sys
+sys.modules['uhashlib'] = sys
+
 import unittest
 from hashlib import sha256
 
