Python读取配置文件的实战操作

pip install pyyaml
cat << EOF > test.yaml
os: Android
osVersion: 10
account:
  username: xiaoqq
  password: 123456
deviceName: null
appPackage: ~
bool1: True
EOF

import yaml

with open('test.yaml', 'r', encoding='utf-8') as f:
    result = yaml.load(f.read(), Loader=yaml.FullLoader)
print(result)  # 其返回一个字典数据

# -*- coding:utf-8 -*-
import yaml

data = {
    "name": "李华",
    "friends": [
        "first",
        "second"
    ],
    "age": 17
}
with open('./new.yml', 'w', encoding='utf-8') as f:
   yaml.dump(data=data, stream=f, allow_unicode=True)

pip install configparser  # 安装第三方库
cat << EOF > test.ini  # 创建配置文件
[config]
platformName=Android
appPackage=com.romwe
appActivity=com.romwe.SplashActivity

[cmd]
viewPhone=adb devices
startServer=adb start-server
stopServer=adb kill-server

[log]
log_error=true
EOF

# -*- coding:utf-8 -*-
from configparser import ConfigParser

cp = ConfigParser()
cp.read("test.conf")
print(cp.items("cmd"))  # 获取cmd节点下的所有键值对
print(cp.sections())  # 获取所有的节点
print(cp.get("config", "platformName"))  # 获取platformName的值

# -*- coding:utf-8 -*-
from configparser import ConfigParser

cp = ConfigParser()
cp.read("test.conf")
cp.set("config", "platformName", "apple")  # 修改数据
cp.add_section("test")  # 添加节点，还可以添加选项
cp.remove_section("cmd")  # 移除节点
cp.write(open("test.conf", "w", encoding="utf-8"))

<?xml version="1.0" encoding="utf-8" ?>
<list>
    <student id="stu1" name="stu">
        <id>1001</id>
        <name>张三</name>
        <age>22</age>
    </student>
    <student id="stu2" name="stu">
        <id>1002</id>
        <name>李四</name>
        <age>23</age>
    </student>

</list>

#!/usr/bin/python3
# -*- coding: UTF-8 -*-
import xml.etree.ElementTree as ET

tree = ET.parse("test.xml")
# 根节点
root = tree.getroot()
# 标签名
print('root_tag:', root.tag)
for stu in root:
    # 属性值
    print("stu_name:", stu.attrib["name"])
    # 标签中内容
    print("id:", stu[0].text)
    print("name:", stu[1].text)
    print("age:", stu[2].text)

# -*- coding:utf-8 -*-

import xml.etree.ElementTree as ET

# 增加换行符
def __indent(elem, level=0):
    i = "\n" + level * "\t"
    if len(elem):
        if not elem.text or not elem.text.strip():
            elem.text = i + "\t"
        if not elem.tail or not elem.tail.strip():
            elem.tail = i
        for elem in elem:
            __indent(elem, level + 1)
        if not elem.tail or not elem.tail.strip():
            elem.tail = i
    else:
        if level and (not elem.tail or not elem.tail.strip()):
            elem.tail = i

root = ET.Element('Root')  # 创建节点
tree = ET.ElementTree(root)  # 创建文档

for i in range(5):
    element = ET.Element('Name')
    element.set('age', str(i))
    element.text = 'default'
    root.append(element)

__indent(root)  # 增加换行符
tree.write('default.xml', encoding='utf-8', xml_declaration=True)

# # 文档内容
# <?xml version='1.0' encoding='utf-8'?>
# <Root>
#     <Name age="0">default</Name>
#     <Name age="1">default</Name>
#     <Name age="2">default</Name>
#     <Name age="3">default</Name>
#     <Name age="4">default</Name>
# </Root>

ADMIN_HOST = https://uat-rm-gwaaa.cn
ADMIN_LOGIN_ROUTE = /api/rm/auth/admin/login
ADMIN_LOGIN_DATA = {"phone":"13922221111","paord":"6d614954ed51"}

pip install python-dotenv  # 安装dotenv

from dotenv import load_dotenv, find_dotenv
from pathlib import Path
from glob import glob
from os import getenv

for i in glob(str(Path(__file__).parent / "*.env")):  # 获取到所有的环境变量的值
    # load_dotenv(find_dotenv(i), verbose=True)  # 加载环境变量
    load_dotenv(dotenv_path=i, verbose=True)  # 这两个方法用法一样，具体用法可以到百度自行搜索

print(getenv("admin_host"))

{
    "target_dir": "E:/data",
    "interval_mins": 5,
    "time_record": "201904011230"
}

#!/usr/bin/python3
# -*- coding: UTF-8 -*-
__author__ = "A.L.Kun"
__file__ = "demo01.py"
__time__ = "2022/10/7 7:55"
import json


path = "test.json"
with open(path, "r", encoding="utf-8") as f:
    data = json.load(f)   # 加载我们的数据
    print(data)
    
    
with open(path, "w", encoding="utf-8") as f:
    data["temp"] = [1, 2, 3]  # 修改我们的配置，重新保存到文件中
    json.dump(data, f, indent=3, ensure_ascii=False)

pip install toml 
cat << EOF > test.toml
title = "TOML in file a"

[owner]
name = "Tom Preston-Werner"
organization = "GitHub"
bio = "GitHub Cofounder & CEO\nLikes tater tots and beer."
dob = 1979-05-27T07:32:00Z
EOF

# -*- coding:utf-8 -*-
import toml
path = "test.toml"

a = toml.load(path)
print(a)

# -*- coding:utf-8 -*-
import toml
path = "test.toml"

data = {
    "name": "李华",
    "friends": [
        "first",
        "second"
    ],
    "age": 17
}

toml.dump(data, open(path, "w", encoding="utf-8"))

deployment {
      proxy {
        // Name has to be replaced with the name of the project
        cluster.NAME {
          property1 = [a_list]
          property2.host = "hostname"
        }
      }
}

pip install pyhocon 

# -*- coding:utf-8 -*-
from pyhocon import ConfigFactory, HOCONConverter
import json
with open("test.conf", "r", encoding="utf-8") as f:
    data = f.read()
    
config_data = ConfigFactory.parse_string(data)
config_data = json.loads(HOCONConverter.to_json(config_data))
print(config_data)

# -*- coding:utf-8 -*-
from pyhocon.tool import HOCONConverter
from pyhocon.config_tree import ConfigTree

s = {
    "name": "Luihua",
    "age": 23,
    "dic": {
        "1": "asd",
        "2": "a"
    }
}
data = ConfigTree(s)  # 注意要先转换为ConfigTree对象才能成功

with open("test.conf", "w", encoding="utf-8") as f:
    f.write(HOCONConverter.to_hocon(data))