wheel.py 文件源码

def _build_one(self, req, output_dir, python_tag=None):
        """Build one wheel.

        :return: The filename of the built wheel, or None if the build failed.
        """
        tempd = tempfile.mkdtemp('pip-wheel-')
        try:
            if self.__build_one(req, tempd, python_tag=python_tag):
                try:
                    wheel_name = os.listdir(tempd)[0]
                    wheel_path = os.path.join(output_dir, wheel_name)
                    shutil.move(os.path.join(tempd, wheel_name), wheel_path)
                    logger.info('Stored in directory: %s', output_dir)
                    return wheel_path
                except:
                    pass
            # Ignore return, we can't do anything else useful.
            self._clean_one(req)
            return None
        finally:
            rmtree(tempd)