python pyyaml 使用教程（代码案例）

test.py 内容

# 运行前，请先安装pyyaml模块
# pip3 install -i https://pypi.douban.com/simple/ pyyaml==5.1.1

import yaml
import os

f = open(r'test.yaml')
y = yaml.load(f, loader=yaml.safeloader)
print(y)

a = {'name': 'tom smith', 'age': 37, 'spouse': {'name': 'jane smith', 'age': 25}, 'children': [{'name': 'jimmy smith', 'age': 15}, {'name1': 'jenny smith', 'age1': 12}]}
c = yaml.dump(a)
print(c)

　　

test.yaml 内容

name: tom smith
age: 37
spouse:
    name: jane smith
    age: 25
children:
 - name: jimmy smith
   age: 15
 - name1: jenny smith
   age1: 12