code: def WindowsSdkVersion(self):
          
          if self.vc_ver <= 9.0:
              return ('7.0', '6.1', '6.0a')
          elif self.vc_ver == 10.0:
              return ('7.1', '7.0a')
          elif self.vc_ver == 11.0:
              return ('8.0', '8.0a')
          elif self.vc_ver == 12.0:
              return ('8.1', '8.1a')
          elif self.vc_ver >= 14.0:
              return ('10.0', '8.1')
docs: Microsoft Windows SDK versions for specified MSVC++ version.