https://github.com/python/cpython/commit/b121dc434748772272514311fe315e009fdfe6e5
commit: b121dc434748772272514311fe315e009fdfe6e5
branch: main
author: Victor Stinner <[email protected]>
committer: vstinner <[email protected]>
date: 2026-02-10T12:15:14+01:00
summary:

gh-144652: Support Windows exit status in support get_signal_name() (#144653)

Format Windows exit status as hexadecimal.

files:
M Lib/test/support/__init__.py
M Lib/test/test_support.py

diff --git a/Lib/test/support/__init__.py b/Lib/test/support/__init__.py
index 66469d088f339c..307bac65ae50a8 100644
--- a/Lib/test/support/__init__.py
+++ b/Lib/test/support/__init__.py
@@ -3116,6 +3116,10 @@ def get_signal_name(exitcode):
     except KeyError:
         pass
 
+    # Format Windows exit status as hexadecimal
+    if 0xC0000000 <= exitcode:
+        return f"0x{exitcode:X}"
+
     return None
 
 class BrokenIter:
diff --git a/Lib/test/test_support.py b/Lib/test/test_support.py
index be7e307b4f1111..a3129dbcb0a54e 100644
--- a/Lib/test/test_support.py
+++ b/Lib/test/test_support.py
@@ -788,6 +788,7 @@ def test_get_signal_name(self):
             (128 + int(signal.SIGABRT), 'SIGABRT'),
             (3221225477, "STATUS_ACCESS_VIOLATION"),
             (0xC00000FD, "STATUS_STACK_OVERFLOW"),
+            (0xC0000906, "0xC0000906"),
         ):
             self.assertEqual(support.get_signal_name(exitcode), expected,
                              exitcode)

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