setup.py 文件源码

def build_extension(self, ext):
        name = ext.name
        try:
            build_ext.build_extension(self, ext)
        except Exception:
            e = sys.exc_info()[1]
            sys.stdout.write("%s\n" % (str(e),))
            warnings.warn(self.warning_message % ("The %s extension "
                                                  "module" % (name,),
                                                  "The output above "
                                                  "this warning shows how "
                                                  "the compilation "
                                                  "failed."))