将杂乱无章的文件重命名

rename.py

import re
import os.path

rootdir = "/home/haoyu/pictures"
fn_ext = ".png"

pattern_ith = re.compile(r"\((\d+)\)")
for parent, dirnames, filenames in os.walk(rootdir):
    for filename in filenames:
        ith = pattern_ith.findall(filename)
        fn_ori = os.path.join(rootdir, filename)
        fn_dst = os.path.join(rootdir, ith[0] + fn_ext)
        print(fn_ori,"\n\t==>\t",fn_dst)
        os.rename(fn_ori, fn_dst)