把字典写到txt文件，有没有办法格式化它？

import json

# 定义一个字典
dictionary = {"key1": "value1", "key2": "value2", "key3": "value3"}

# 将字典格式化为字符串
formatted_dict = json.dumps(dictionary, indent=4)

# 将格式化后的字符串写入txt文件
with open("dictionary.txt", "w") as file:
    file.write(formatted_dict)