> py -2
Python 2.7.17 (v2.7.17:c2f86d86e6, Oct 19 2019, 21:01:17) [MSC v.1500 64 bit (AMD64)] on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> from distutils.msvccompiler import get_build_version
>>> version = get_build_version()
>>> version
9.0
>>> from distutils.msvc9compiler import *
>>> find_vcvarsall(version)
>>> query_vcvarsall(version, 'x64')
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "C:\Python27\lib\distutils\msvc9compiler.py", line 271, in query_vcvarsall
    raise DistutilsPlatformError("Unable to find vcvarsall.bat")
distutils.errors.DistutilsPlatformError: Unable to find vcvarsall.bat
>>> from setuptools import setup
>>> from distutils.msvc9compiler import *
>>> find_vcvarsall(version)
u'C:\\Users\\tomoyan\\AppData\\Local\\Programs\\Common\\Microsoft\\Visual C++ for Python\\9.0\\vcvarsall.bat'
>>> ^Z