Added WindowsError, for Mark Hammond's extensions.

diff --git a/Lib/exceptions.py b/Lib/exceptions.py
index 56eed92d804be5e5547ce584f4c2506316a682a6..b785a7c725fadc4538e4be5372811367564be761 100644 (file)
--- a/Lib/exceptions.py
+++ b/Lib/exceptions.py
@@ -33,6 +33,8 @@ Exception(*)
       |    |
       |    +-- IOError
       |    +-- OSError(*)
+      |         |
+      |         +-- WindowsError(*)
       |
       +-- EOFError
       +-- RuntimeError
@@ -139,6 +141,10 @@ class OSError(EnvironmentError):
     """OS system call failed."""
     pass
 
+class WindowsError(OSError):
+    """MS-Windows OS system call failed."""
+    pass
+
 class RuntimeError(StandardError):
     """Unspecified run-time error."""
     pass