（转）Python JSON序列化

import json

# dict to json
d=dict(name="cui",age=20,score=88)
print json.dumps(d)

#list to json
l=["cui",20,88]
print json.dumps(l)

#object to json
class Student(object):
    """docstring for Student"""
    def __init__(self):
        super(Student, self).__init__()
        self.age=20
        self.name="cui"
        self.score=88

print json.dumps(Student(),default=lambda obj:obj.__dict__)

#json to dict
json_str='{"age": 20, "score": 88, "name": "cui"}'
d= json.loads(json_str)
print d

#json to list
json_str='["cui", 20, 88]'
l=json.loads(json_str)
print l

#json to object
json_str='{"age": 20, "score": 88, "name": "cui"}'
def dict2Student(d):
    s=Student()
    s.name=d["name"]
    s.age=d["age"]
    s.score=d["score"]
    return s

student=json.loads(json_str,object_hook=dict2Student)