python实现linux服务器批量修改密码并生成execl

#!/usr/bin/env python
#coding:utf8
#随机生成自定义长度密码
from random import choice
import string,pickle

def GenPassword(length=8,chars=string.ascii_letters+string.digits):
    return ''.join([choice(chars) for i in range(length)])
def passlist(r_user,c_user,ip_list,web_list):
    dic={}
    for i in ip_list:
        if i.split()[1] in web_list:
            dic[i.split()[1]]=[i.split()[0],{r_user:GenPassword(32),c_user:GenPassword(32)}]
        else:
            dic[i.split()[1]]=[i.split()[0],{r_user:GenPassword(32)}]
    return dic
def ip_list(ip_file):
    with open(ip_file) as file:
        ip_file=file.read().strip().split("\n")
        #web_list=[i for i in ip_file if i in web_list]
        return ip_file
def save_dic():
    dic=main()
    with open("../host_message.pickle","w") as fd:
        pickle.dump(dic,fd)
def main():
    file="/root/cui/script/python/ip.txt"
    web_list=[ip1,ip2,ip3,ip4]
    file_list=ip_list(file)
    file_dic_pass=passlist("root","www",file_list,web_list)
    return file_dic_pass

if __name__=="__main__":
    save_dic()