文件读取json
with open('output.json', 'r+', encoding='utf-8') as data_file:
data = json.load(data_file)
data_file.close()
json写入文件
with open('output.json', 'w') as data_file:
json.dump(data, data_file)
data_file.close()

文件读取json
with open('output.json', 'r+', encoding='utf-8') as data_file:
data = json.load(data_file)
data_file.close()
json写入文件
with open('output.json', 'w') as data_file:
json.dump(data, data_file)
data_file.close()