1 import configparser
2
3
4 """
5 sections() 返回所有的section
6 has_section(section) 判断是否有指定的section
7 has_option(section, option) 判断是否有指定的section中的option
8 options(section) 返回指定section中的所有option的列表
9 read(filenames, encoding=None) 给定文件名，读配置文件
10 read_file(f, filename=None) 给定文件描述符，读配置文件
11 read_string(string) 从字符串中读取配置文件
12 read_dict(dictionary) 从字典中读取配置文件
13 get(section, option, raw=False, vars=None, fallback=_UNSET) 读取指定的sention中的option内容，string
14 getint(section, options, raw=False, vars=None, fallback=_UNSET) 同get，结果转int
15 getfloat(section, options, raw=False, vars=None, fallback=_UNSET) 同get，结果转float
16 getboolean(section, options, raw=False, vars=None, fallback=_UNSET) 同get，结果转bool
17 items(section=_UNSET, raw=False, vars=None) 给section返回(name, value)，否则(section_name, section_proxy)
18 remove_section(section) 删除section
19 remove_option(section, option) 删除指定section的option
20 set(section, option, value) 设置option
21 write(fp, space_around_delimiters=True) 写配置文件
22 """
23
24
25 def write_config(filename):
26 config = configparser.ConfigParser()
27 # set db
28 section_name = 'db'
29 config.add_section(section_name)
30 config.set(section_name, 'dbname', 'MySQL')
31 config.set(section_name, 'host', '127.0.0.1')
32 config.set(section_name, 'port', '80')
33 config.set(section_name, 'password', '123456')
34 config.set(section_name, 'databasename', 'test')
35
36 # set app
37 section_name = 'app'
38 config.add_section(section_name)
39 config.set(section_name, 'loggerapp', '192.168.20.2')
40 config.set(section_name, 'reportapp', '192.168.20.3')
41
42 # write to file
43 with open(filename, 'a') as fd:
44 config.write(fd)
45
46
47 def update_config(filename, section, **kwargs):
48 config = configparser.ConfigParser()
49 config.read(filename)
50 # print(config.sections())
51 for section in config.sections():
52 print("[", section, "]")
53 items = config.items(section)
54 for item in items:
55 print("\t", item[0], " = ", item[1])
56 if config.has_option("db", "dbname"):
57 config.set("db", "dbname", "11")
58 print("...............")
59 for key in kwargs:
60 print("\t", key, " = ", kwargs[key])
61 if config.has_option(section, key):
62 config.set(section, key, kwargs[key])
63 print("...............")
64
65 with open(filename, 'r+') as fd:
66 config.write(fd)
67
68
69 if __name__ == '__main__':
70 file_name = 'test.conf'
71 write_config(file_name)
72 update_config(file_name, 'app', reportapp='192.168.100.100')
