bpo-42136: Deprecate module_repr() as found in importlib (GH-25022)

Lib/test/test_importlib/test_abc.py

@@ -220,8 +220,10 @@ class LoaderDefaultsTests(ABCTestHarness):
 
     def test_module_repr(self):
         mod = types.ModuleType('blah')
-        with self.assertRaises(NotImplementedError):
-            self.ins.module_repr(mod)
+        with warnings.catch_warnings():
+            warnings.simplefilter("ignore")
+            with self.assertRaises(NotImplementedError):
+                self.ins.module_repr(mod)
         original_repr = repr(mod)
         mod.__loader__ = self.ins
         # Should still return a proper repr.

Lib/test/test_importlib/test_namespace_pkgs.py

@@ -3,6 +3,7 @@ import importlib
 import os
 import sys
 import unittest
+import warnings
 
 from test.test_importlib import util
 
@@ -82,8 +83,10 @@ class SingleNamespacePackage(NamespacePackageTest):
 
     def test_module_repr(self):
         import foo.one
-        self.assertEqual(foo.__spec__.loader.module_repr(foo),
-                         "<module 'foo' (namespace)>")
+        with warnings.catch_warnings():
+            warnings.simplefilter("ignore")
+            self.assertEqual(foo.__spec__.loader.module_repr(foo),
+                            "<module 'foo' (namespace)>")
 
 
 class DynamicPathNamespacePackage(NamespacePackageTest):

Lib/test/test_importlib/test_windows.py

@@ -7,7 +7,6 @@ import sys
 import unittest
 from test import support
 from test.support import import_helper
-from distutils.util import get_platform
 from contextlib import contextmanager
 from .util import temp_module
 
@@ -18,6 +17,25 @@ from winreg import (
     EnumKey, CloseKey, DeleteKey, OpenKey
 )
 
+def get_platform():
+    # Port of distutils.util.get_platform().
+    TARGET_TO_PLAT = {
+            'x86' : 'win32',
+            'x64' : 'win-amd64',
+            'arm' : 'win-arm32',
+        }
+    if ('VSCMD_ARG_TGT_ARCH' in os.environ and
+        os.environ['VSCMD_ARG_TGT_ARCH'] in TARGET_TO_PLAT):
+        return TARGET_TO_PLAT[os.environ['VSCMD_ARG_TGT_ARCH']]
+    elif 'amd64' in sys.version.lower():
+        return 'win-amd64'
+    elif '(arm)' in sys.version.lower():
+        return 'win-arm32'
+    elif '(arm64)' in sys.version.lower():
+        return 'win-arm64'
+    else:
+        return sys.platform
+
 def delete_registry_tree(root, subkey):
     try:
         hkey = OpenKey(root, subkey, access=KEY_ALL_ACCESS)
@@ -101,7 +119,7 @@ class WindowsExtensionSuffixTests:
 
         self.assertIn(expected_tag, suffixes)
 
-        # Ensure the tags are in the correct order
+        # Ensure the tags are in the correct order.
         tagged_i = suffixes.index(expected_tag)
         self.assertLess(tagged_i, untagged_i)