setup.py 文件源码

def build_extension(self, ext):
        try:
            build_ext.build_extension(self, ext)
        except ext_errors:
            traceback.print_exc()
            raise BuildFailed()
        except ValueError:
            # this can happen on Windows 64 bit, see Python issue 7511
            traceback.print_exc()
            if "'path'" in str(sys.exc_info()[1]):  # works with both py 2/3
                raise BuildFailed()
            raise