def save_experiment_config(self):
    with open(os.path.join(self.experiment_dir, 'parameters.txt'), 'w') as file:
        config_dict = vars(self.args)
        for k in vars(self.args):
            file.write(f"{k}={config_dict[k]} \n")
        repo = Repository('.')
        file.write(f"git-repo={repo.head.shorthand} \n")

我运行代码，但出现错误“_pygit2。GitError：未找到存储库。“我不知道该怎么办？谢谢你的帮助