格式：
[section]
option = value
import ConfigParser
config=ConfigParser.ConfigParser()
#读
config.read('test.cfg')
#with open('test.cfg','r') as f:
# config.readfp(f,'test.cfg')
print config.sections() #获取所有的section
print config.has_section(section) #判断是否有section
print config.has_option(section,option) #判断是否有option
print config.options(section) #获取section里面的所有的option
print config.items(section) #获取section里面的所有的(option,value)键值对
print config.get(section,option) #获取value
#写
config.add_section('section') #添加一个section
config.set('section1','name','aaa') #添加section的option,value
with open('test.cfg','a+') as f:
config.write(f) #写入文件
#删除
config.read('test.cfg')
config.remove_section('section')
config.remove_option('section','option')
with open('test.cfg','w') as f:
config.write(f)