Rename urlencoded (quoted) filenames

urldecode.py

#!/usr/bin/env python3

from sys import argv
from os import path, system
from urllib.parse import unquote

if len(argv) == 1:
    print("Usage: urldecode.py FILES...")
    exit

for f in argv[1:]:
    dn = path.dirname(f)
    if dn == '':
        dn = '.'
    fn = path.basename(f)
    fn = path.splitext(fn)
    fn = unquote(fn[0]) + fn[1]

    cmd = "mv -i '%s' '%s'" % (f, dn + '/' + fn)
    print(cmd)
    system(cmd)