def WindowsSdkVersion(self):
        """
        Microsoft Windows SDK versions for specified MSVC++ version.

        Return
        ------
        tuple of str
            versions
        """
        if self.vs_ver <= 9.0:
            return '7.0', '6.1', '6.0a'
        elif self.vs_ver == 10.0:
            return '7.1', '7.0a'
        elif self.vs_ver == 11.0:
            return '8.0', '8.0a'
        elif self.vs_ver == 12.0:
            return '8.1', '8.1a'
        elif self.vs_ver >= 14.0:
            return '10.0', '8.1'

        Microsoft Windows SDK versions for specified MSVC++ version.

        Return
        ------
        tuple of str
            versions
        
product/gradle-plugin/src/main/python/setuptools/msvc.py