Rename msvc9_support to simply msvc.

CHANGES.rst

@@ -7,6 +7,8 @@ Next
 
 * Pull Request #174: Add more aggressive support for
   Windows SDK in msvc9compiler patch.
+* Renamed ``setuptools.msvc9_support`` to
+  ``setuptools.msvc``.
 
 v21.2.0
 -------

setuptools/extension.py

@@ -8,11 +8,11 @@ import distutils.extension
 from setuptools.extern.six.moves import map
 
 from .dist import _get_unpatched
-from . import msvc9_support
+from . import msvc
 
 _Extension = _get_unpatched(distutils.core.Extension)
 
-msvc9_support.patch_for_specialized_compiler()
+msvc.patch_for_specialized_compiler()
 
 def _have_cython():
     """

setuptools/msvc9_support.py → setuptools/msvc.py

 """
-This module improve support for Microsoft Visual C++ compilers. (Windows Only)
+This module adds improved support for Microsoft Visual C++ compilers.
 """
+
 import os
 import collections
 import itertools
@@ -30,7 +31,7 @@ except ImportError:
     pass
 
 try:
-    # Distutil file for MSVC++ 14.0 and upper (Python 3.5)
+    # Distutil file for MSVC++ 14.0 and upper (Python 3.5+)
     import distutils._msvccompiler as msvc14compiler
 except ImportError:
     pass

setuptools/tests/test_msvc9compiler.py

@@ -69,7 +69,7 @@ class TestModulePatch:
     def test_patched(self):
         "Test the module is actually patched"
         mod_name = distutils.msvc9compiler.find_vcvarsall.__module__
-        assert mod_name == "setuptools.msvc9_support", "find_vcvarsall unpatched"
+        assert mod_name == "setuptools.msvc", "find_vcvarsall unpatched"
 
     def test_no_registry_entryies_means_nothing_found(self):
         """