Show the whole extension module file name in hint

Signed-off-by: Filipe Laíns <lains@riseup.net>

Author: FFY00

Lib/test/test_traceback.py

@@ -5235,17 +5235,17 @@ def test_incompatible_extension_modules_hint(self):
         untagged_suffix = importlib.machinery.EXTENSION_SUFFIXES[-1]
         with os_helper.temp_dir() as tmp:
             # create a module with a incompatible ABI tag
-            incompatible_module = os.path.join(tmp, f'foo.some-abi{untagged_suffix}')
-            open(incompatible_module, "wb").close()
+            incompatible_module = f'foo.some-abi{untagged_suffix}'
+            open(os.path.join(tmp, incompatible_module), "wb").close()
             # try importing it
             code = f'''
                 import sys
                 sys.path.insert(0, {tmp!r})
                 import foo
             '''
             _, _, stderr = assert_python_failure('-c', code, __cwd=tmp)
-        hint = b'Although a module with this name was found for a different Python version (some-abi).'
-        self.assertIn(hint, stderr)
+        hint = f'Although a module with this name was found for a different Python version ({incompatible_module}).'
+        self.assertIn(hint, stderr.decode())
 
 
 class TestColorizedTraceback(unittest.TestCase):

Lib/traceback.py

@@ -1915,4 +1915,4 @@ def _find_incompatible_extension_module(module_name):
 
     for entry in traversable.iterdir():
         if entry.name.startswith(child + '.') and entry.name.endswith(untagged_suffix):
-            return entry.name.removeprefix(child + '.').removesuffix(untagged_suffix)
+            return entry.name