json 模块

• json.loads(file) 从字符串中读取 JSON 数据（字典类型）
• json.dumps(file) 将Python对象变成 JSON 对象(字符串)

import json

from pprint import pprint

info_string = """

{

"name": "echo",

"age": 24,

"coding skills": ["python", "matlab", "java", "c", "c++", "ruby", "scala"],

"ages for school": {

"primary school": 6,

"middle school": 9,

"high school": 15,

"university": 18

},

"hobby": ["sports", "reading"],

"married": false

}

"""

# json.loads()从字符串中读取 JSON 数据（字典类型）

info = json.loads(info_string)

pprint(info)

pprint(type(info))

{'age': 24,

'ages for school': {'high school': 15,

'middle school': 9,

'primary school': 6,

'university': 18},

'coding skills': ['python', 'matlab', 'java', 'c', 'c++', 'ruby', 'scala'],

'hobby': ['sports', 'reading'],

'married': False,

'name': 'echo'}

<class 'dict'>

# json.dumps()将Python对象变成 JSON 对象(字符串)

info_json = json.dumps(info)

pprint(info_json)

pprint(type(info_json))

('{"name": "echo", "age": 24, "coding skills": ["python", "matlab", "java", '

'"c", "c++", "ruby", "scala"], "ages for school": {"primary school": 6, '

'"middle school": 9, "high school": 15, "university": 18}, "hobby": '

'["sports", "reading"], "married": false}')

<class 'str'>