gh-91217: deprecate msilib (GH-91515)

Doc/whatsnew/3.11.rst

@@ -857,6 +857,7 @@ Deprecated
   * :mod:`chunk`
   * :mod:`crypt`
   * :mod:`imghdr`
+  * :mod:`msilib`
 
   (Contributed by Brett Cannon in :issue:`47061`.)
 

Lib/msilib/__init__.py

@@ -6,6 +6,9 @@ import os
 import re
 import string
 import sys
+import warnings
+
+warnings._deprecated(__name__, remove=(3, 13))
 
 AMD64 = "AMD64" in sys.version
 # Keep msilib.Win64 around to preserve backwards compatibility.

Lib/test/test_msilib.py

@@ -3,7 +3,10 @@ import os
 import unittest
 from test.support.import_helper import import_module
 from test.support.os_helper import TESTFN, unlink
-msilib = import_module('msilib')
+import warnings
+with warnings.catch_warnings():
+    warnings.simplefilter("ignore", DeprecationWarning)
+    msilib = import_module('msilib')
 import msilib.schema
 
 

Misc/NEWS.d/next/Library/2022-04-12-19-42-20.gh-issue-91217.b9_Rz9.rst

@@ -0,0 +1 @@
+Deprecate msilib.