z_文件处理.py

#coding:utf-8
f = open("xxx.txt","r")
#读取文件
content = f.read()
print(content)
f.close()


old_file_name = input("请输入copy文件名：")
old_file = open(old_file_name,"r")
new_file = open("cpcp.py","w")
cont = old_file .read()
new_file.write(cont)
old_file.close()
new_file.close()


#1. 获取用户要复制的文件名
old_file_name = input("请输入要复制的文件名:")

#2. 打开要复制的文件
old_file = open(old_file_name,"r")

#test.py  -----> test[复件].py
#new_file_name = "[复件]"+old_file_name
position = old_file_name.rfind(".")
new_file_name = old_file_name[:position] + "[复件]" + old_file_name[position:]

#3. 新建一个文件
#new_file = open("laowang.txt", "w")
new_file = open(new_file_name, "w")

#4. 从旧文件中读取数据,并且写入到新文件中
while True:
    content = old_file.read(1024)

    if len(content)==0:
        break

    new_file.write(content)

#5. 关闭2个文件
old_file.close()
new_file.close()



import os
#1. 获取要重命名的文件夹 名字
folder_name =  input("请输入要重命名的文件夹:")

#2. 获取制定的文件夹中的所有 文件名字
file_names = os.listdir(folder_name)

#os.chdir(folder_name)

#3. 批量重命名
for name in file_names:
    print(name)
    old_file_name = folder_name+"/"+name
    new_file_name = folder_name+"/"+"[京东出品]-"+name
    os.rename(old_file_name, new_file_name)