Issue #18200: Update the stdlib (except tests) to use
ModuleNotFoundError.
diff --git a/Lib/ntpath.py b/Lib/ntpath.py
index d81f728..4dfea32 100644
--- a/Lib/ntpath.py
+++ b/Lib/ntpath.py
@@ -566,7 +566,7 @@
 try:
     from nt import _getfullpathname
 
-except ImportError: # not running on Windows - mock up something sensible
+except ModuleNotFoundError: # not running on Windows - mock up something sensible
     def abspath(path):
         """Return the absolute version of a path."""
         if not isabs(path):
@@ -659,6 +659,6 @@
     # This is overkill on Windows - just pass the path to GetFileAttributes
     # and check the attribute from there.
     from nt import _isdir as isdir
-except ImportError:
+except ModuleNotFoundError:
     # Use genericpath.isdir as imported above.
     pass