文件处理

import os

def fun1(path1):
    stack = []
    stack.append(path1)
    # print(stack)
    while len(stack) != 0 :
        path1 = stack.pop()
        dir_path = os.listdir(path1)
        for i in dir_path:
            if os.path.isdir(os.path.join(path1,i)):
                stack.append(os.path.join(path1,i))
            else:
                # print(os.path.join(path1,i))
                fun2(os.path.join(path1,i),path1)
def fun2(path1,path_dir):
    with open(path1,"r") as f :
        while  True:
            line_info = f.readline()
            if len(line_info) < 5:
                break
            # print(line_info)
            #邮箱的类型
            line_em = (line_info.split("@")[1]).split(".")[0]
            #获取目录
            path2 = os.path.dirname(path_dir)
            # print(line_em)
            #邮箱存放的目录
            dir_path =  os.path.join(path2,line_em)
            if not os.path.exists(dir_path):
                os.mkdir(dir_path)
            file_path = os.path.join(dir_path,line_em + ".txt")
            with open(file_path,"a") as f10:
                f10.write(line_info)
fun1(r"D:python_codehaha")