使用Python更新JSON文件中的值

import json

with open('file.json', 'r') as f:
    data = json.load(f)

data['key'] = 'new value'

with open('file.json', 'w') as f:
    json.dump(data, f)

import json

with open('file.json', 'r') as f:
    data = json.load(f)

data['key'] = 'new value'

with open('file.json', 'w') as f:
    json.dump(data, f)