message: Changed CMake generator for Python bindings to VS 2019
  'Win64' is no longer needed - it's the default for the VS2019 and later generators.
diff: @@ -44,7 +44,7 @@ class CMakeBuild(build_ext):
  build_args = ['--config', cfg]
  if platform.system() == "Windows":
  - cmake_args += ['-G', 'Visual Studio 15 2017 Win64']
  + cmake_args += ['-G', 'Visual Studio 16 2019']
  cmake_args += ['-DCMAKE_LIBRARY_OUTPUT_DIRECTORY_{}={}'.format(cfg.upper(), extdir)]
  build_args += ['--', '/m']
  else:
  