import json
dic = ‘{"name":"alex"}‘ ?#--->{"name":"alex"}--->‘{"name":"alex"}‘
i = 8 ??????#--->‘8‘
s = ‘hello‘ ???#--->"hello"--->‘"hello"‘
l = [11,22] ????#--->"[11,22]"
print(eval(dic)) ???--->{"name":"alex"}
dic = json.loads(dic)
print(dic["name"]) ?--->alex
data = json.dumps(dic) ?? #json字符串：所有引号变成双引号
print(data,type(data)) ??--->{"name": "alex"} <class ‘str‘>
f = open("hello","w")
f.write(data) ??/ ???json.dump(dic,f) ?????????????????????
f.close()
f = open("hello","r")
data = json.loads(f.read()) ???/ ???data = json.load(f)
f.close()
print(data["name"],type(data)) ??--->alex <class ‘dict‘>
json模块
原文地址：https://www.cnblogs.com/zhangsenzhen/p/9404344.html