import json
class Student(object):
def __init__(self, name, age, score):
self.name = name
self.age = age
self.score = score
s = Student('Bob', 20, 88)
print(json.dumps(s))
Traceback (most recent call last): ... TypeError: <__main__.Student object at 0x10aabef50> is not JSON serializable
def student2dict(std):
return {
'name': std.name,
'age': std.age,
'score': std.score
}
print(json.dumps(s, default=student2dict))
def dict2student(d):
return Student(d['name'], d['age'], d['score'])
json_str = '{"age": 20, "score": 88, "name": "Bob"}'
print(json.loads(json_str, object_hook=dict2student))
<__main__.Student object at 0x10cd3c190>
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