Python读取配置文件

#!/usr/bin/env python# coding=utf8# si.hairui, 2016.11.24# Http Client, Python 2.7.5def readCfgFile():    try:        with open('config.cfg', 'r') as f:            return f.read()  # 返回字符串    except:        print "Error: ReadCfgFile fail!"        return Noneif __name__ == "__main__":    fileStr = readCfgFile()    # print "fileStr = ", fileStr    cfginfo = eval(fileStr)    print cfginfo