utils.py 文件源码

def mktemp(self, *args, **kwds):
        """create temp file that's cleaned up at end of test"""
        self.require_writeable_filesystem()
        fd, path = tempfile.mkstemp(*args, **kwds)
        os.close(fd)
        queue = self._mktemp_queue
        if queue is None:
            queue = self._mktemp_queue = []
            def cleaner():
                for path in queue:
                    if os.path.exists(path):
                        os.remove(path)
                del queue[:]
            self.addCleanup(cleaner)
        queue.append(path)
        return path