Python常用模块os——与操作系统交互

os.getcwd()

返回当前工作目录绝对路径

Python 3.7.0 (v3.7.0:1bf9cc5093, Jun 27 2018, 04:59:51) [MSC v.1914 64 bit (AMD64)] on win32
Type "copyright", "credits" or "license()" for more information.
>>> import os
>>> print(os.getcwd())
C:\Users\28914\AppData\Local\Programs\Python\Python37

os.chdir(newpath)

更改当前工作目录

>>> import os
>>> print(os.getcwd())
C:\Users\28914\AppData\Local\Programs\Python\Python37
>>> os.chdir("C:\\")
>>> print(os.getcwd())
C