python(12)：python获得上级目录，上上级目录
Path=os.getcwd() print(Path) Path=os.path.dirname(os.getcwd()) print(Path) Path=os.path.abspath(os.path.join(os.getcwd(),"../..")) print(Path)
Path=os.getcwd() print(Path) Path=os.path.dirname(os.getcwd()) print(Path) Path=os.path.abspath(os.path.join(os.getcwd(),"../..")) print(Path)