import os
root = r"D:\_back"
for dirpath, dirnames, filenames in os.walk(root):
for dirname in dirnames:
_dir = os.path.join(dirpath,dirname)
lists = os.listdir(_dir)
lists = lists[::-1]
save = 7
if (len(lists) > save) :
for i in range(save - 1, len(lists)-1):
f = os.path.join(dirpath,dirname,lists[i])
os.remove(f)
print(f)
标签：save,遍历,Python,lists,文件夹,dirpath,dirname,os From： https://www.cnblogs.com/huangcong/p/16946332.html