os.walk()

import os#os.walk(path)返回tupple(dirpath, dirnames, filenames)#dirpath   目录的路径 #dirnames  返回list  [dirpath路径下所有子目录名]#filenames 返回list  [文件名]def get_path(filename):    for dirpath,dirnames,filenames in os.walk(filename):        for x in filenames:            print(dirpath+"\\"+x)get_path(r"F:\Python_project\day7_19")

输出：
F:\Python_project\day7_19\day17_work1.py
F:\Python_project\day7_19\day17_work2.pyF:\Python_project\day7_19\day17_work3.pyF:\Python_project\day7_19\day17_work4.pyF:\Python_project\day7_19\day17_work5.pyF:\Python_project\day7_19\day17_work6.pyF:\Python_project\day7_19\day17_work7.pyF:\Python_project\day7_19\day17_work8.py