gh-95971: Turn @writes_bytecode_files to skip when not running (#95972)

Co-authored-by: Jelle Zijlstra <jelle.zijlstra@gmail.com>

diff --git a/Lib/test/test_importlib/util.py b/Lib/test/test_importlib/util.py
index c07ac2a64c289fb0fe8b6140306bcaf822d50830..0b6dcc5eaf03d20cd4870700e93a5bd94a21f864 100644 (file)
--- a/Lib/test/test_importlib/util.py
+++ b/Lib/test/test_importlib/util.py
@@ -298,7 +298,7 @@ def writes_bytecode_files(fxn):
     """Decorator to protect sys.dont_write_bytecode from mutation and to skip
     tests that require it to be set to False."""
     if sys.dont_write_bytecode:
-        return lambda *args, **kwargs: None
+        return unittest.skip("relies on writing bytecode")(fxn)
     @functools.wraps(fxn)
     def wrapper(*args, **kwargs):
         original = sys.dont_write_bytecode