configparser模块——用于生成和修改常见配置文档

1 [DEFAULT]
2 ServerAliveInterval = 45
3 Compression = yes
4 CompressionLevel = 9
5 ForwardX11 = yes
6 
7 [bitbucket.org]
8 User = hg

 1 #-*- coding:utf-8 -*-
 2 #解析配置文件
 3 import configparser
 4 config = configparser.ConfigParser()
 5 print(config.sections())#[]，此时打印为空，因为还没有读文件呢
 6 config.read("example.ini")
 7 print(config.sections())#打印节点[‘bitbucket.org‘, ‘topsecret.server.com‘]
 8 if ‘bitbucket.org‘ in config:  #判断该节点是否在配置文件中
 9     print(‘true‘)
10 print(config[‘bitbucket.org‘][‘User‘])#hg，查询value值，操作方式和字典一样
11 print(config[‘DEFAULT‘][‘Compression‘])#yes,查询value值，操作方式和字典一样
12 topsecret = config[‘topsecret.server.com‘]
13 print(topsecret[‘ForwardX11‘])#no
14 print(topsecret[‘Port‘])#50022
15 
16 for key in config[‘bitbucket.org‘]:#用for循环打印，除打印除‘bitbucket.org‘内的key，也会打印出‘default’中的key，
17                                         # ‘default‘中的内容是默认每个节点模块共享的，这样可以避免重复写
18     print(key)#user serveraliveinterval  compression  compressionlevel forwardx11

 1 import configparser
 2 config = configparser.ConfigParser()
 3 config.read(‘example.ini‘)
 4 secs = config.sections()#获取节点
 5 print(secs)#[‘bitbucket.org‘, ‘topsecret.server.com‘]
 6 options = config.options(‘bitbucket.org‘)#获取某一节点下的KEY
 7 print(options)#[‘user‘, ‘serveraliveinterval‘, ‘compression‘, ‘compressionlevel‘, ‘forwardx11‘]
 8 item_list = config.items(‘bitbucket.org‘)#获取某一节点下的KEY,value
 9 print(item_list)#[(‘serveraliveinterval‘, ‘45‘), (‘compression‘, ‘yes‘), (‘compressionlevel‘, ‘9‘), (‘forwardx11‘, ‘yes‘), (‘user‘, ‘hg‘)]
10 val = config.get(‘bitbucket.org‘,‘serveraliveinterval‘)
11 print(val)#45,str格式
12 val = config.getint(‘bitbucket.org‘,‘serveraliveinterval‘)
13 print(val)#45,int格式

import configparser
config = configparser.ConfigParser()
config.read(‘example.ini‘)
#remove section
# sec = config.remove_section(‘bitbucket.org‘)#移除‘bitbucket.org‘节点
# print(sec)##True：移除成功，False：移除失败（内容不存在）
# config.write(open(‘example.ini‘,‘w‘))#写
#Add section
# sec = config.has_section(‘group1‘)#判断该节点是否存在
# print(sec)#False：不存在，True:存在
# sec = config.add_section(‘group1‘)#添加，如果已经存在，会报错
# config.write(open(‘example.ini‘,‘w‘))

#add option
# config.set(‘group1‘,‘K1‘,‘11111‘)#给group1节点添加内容，如果group1不存在，会报错
# config.write(open(‘example.ini‘,‘w‘))

#remove option
# sec = config.remove_option(‘group1‘,‘K1‘)#移除option
# print(sec)#True：移除成功，False：移除失败（内容不存在）
# config.write(open(‘example.ini‘,‘w‘))