Python---os

import os
url1=r"C:\Users\Administrator\PycharmProjects\dcs70\bao\mk.py"
url2=r"C:\Users\Administrator\PycharmProjects\dcs70\bao"
url3=r"C:\Users\Administrator\PycharmProjects\dcs70\bao\mk11.py"
url4=r"C:\Users\Administrator\PycharmProjects\dcs70\bao\mk1"
url5=r"C:\Users\Administrator\PycharmProjects\dcs70\bao\mk2"
url6=r"C:\Users\Administrator\PycharmProjects\dcs70\bao\aa.py"
print(os.getcwd()) # 获取相对路径C:\Users\Administrator\PycharmProjects\dcs70\bao 不包含当前文件
print(os.path.abspath(file))#绝对路径 C:\Users\Administrator\PycharmProjects\dcs70\bao\mk.py 包含当前文件
print(os.path.isfile(url1)) #True 判断是否文件
print(os.path.isfile(url2)) #False
print(os.path.isdir(url1)) #False 判断是否目录
print(os.path.isdir(url2)) #True
print(os.path.exists(url1)) #True判断文件或目录是否存在
print(os.path.exists(url3)) #False
print(os.listdir(url2)) #列出所有目录下的文件和文档
print(os.path.split(url1))#分隔文件名和目录
print(os.path.join(url2,"zbc.py")) #拼接目录和文档
print(os.mkdir(url4)) #创建目录
print(os.rename(url4,url5)) # 修改目录名称
print(os.remove(url6)) #删除文件，不能删除目录