Python----修改配置文件 Configparser

安装: configparser, 执行:pip install configparser

查看:pip freeze. configparser==3.5.0

文件管理: CRUD 文件

import configparser

class ini_info(object):

    def __init__(self, recordfile):
        self.logfile = recordfile
        self.cfg     = configparser.ConfigParser()

    def cfg_load(self):
        self.cfg.read(self.logfile)

    def cfg_dump(self):
        se_list = self.cfg.sections()
        print('='*30)
        for se in se_list:
            print(se)
            print(self.cfg.items(se))
        print('='*30)

    def delete_item(self, section, key):
        self.cfg.remove_option(section, key)

    def delte_section(self, section):
        self.cfg.remove_section(section)

    def add_section(self, section):
        self.cfg.add_section(section)

    def set_item(self, section, key, value):
        self.cfg.set(section, key, value)

    def save(self):
        fp = open(self.logfile, 'w')
        self.cfg.write(fp)
        fp.close()


if __name__ == '__main__':
    ini = ini_info('os.txt')
    ini.cfg_load()
    ini.cfg_dump()

    ini.set_item('jack', 'pwd', 'abc')
    ini.cfg_dump()

    ini.add_section('rose')
    ini.set_item('rose', 'pwd', 'ccc')
    ini.set_item('rose', 'port', '8080')
    ini.cfg_dump()

    ini.delte_section('tom')
    ini.cfg_dump()

    ini.save()


-- 输出:
==============================
tom
[('pwd', '123')]
jack
[('pwd', '456')]
==============================
==============================
tom
[('pwd', '123')]
jack
[('pwd', 'abc')]
==============================
==============================
tom
[('pwd', '123')]
jack
[('pwd', 'abc')]
rose
[('pwd', 'ccc'), ('port', '8080')]
==============================
==============================
jack
[('pwd', 'abc')]
rose
[('pwd', 'ccc'), ('port', '8080')]
==============================


-------------------------------------
- conf.ini (原)     
-------------------------------------
[tom]
pwd = 123

[jack]
pwd = 456

-------------------------------------
- conf.ini (执行后文件)     
-------------------------------------
[jack]
pwd = abc

[rose]
pwd = ccc
port = 8080

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