可以使用json.dumps()
目标json
json_data = {
'changeType': '1',
'categoryId': '16',
'indexTrans': '[{"tradeIndex":"1212","num":1},{"tradeIndex":"2323","num":1},{"tradeIndex":"4545","num":1}]',
}
动态改变
import json
a = [1212,2323,4545]
c = {
'changeType': '1',
'categoryId': '16',
'indexTrans': json.dumps([{"tradeIndex":"%s" %(i),"num":index+1} for index, i in enumerate(a)]),
}
print(c)









网友评论