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Nautilus script for mass file renaming
#! /usr/bin/env python
# -*- coding: utf-8 -*-
# Nautilus Mass File Renamer is free software: you can redistribute it
# and/or modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <>.
# Author(s): Thiago Bellini <>
"""Nautilus Mass File Renamer - v1.2
* How to install:
- Copy this to ~/.gnome2/nautilus-scripts and give execution permission
* How to use:
- Select the files you want to rename
- The right button click will show this script under Scripts section
- Select it and type a pattern
- Wait for the script to finish
- Present an option on zenity dialog to choose the separator
- Preview changes before applying
import os
import sys
TITLE = "Nautilus Mass File Renamer"
def _get_pattern():
response = os.popen("zenity --entry --title %s --text 'Pattern:' "
"--width=320" % TITLE)
pattern =
pattern = pattern.split('\n')[0]
if not pattern:
raise ValueError("The pattern cannot be empty")
# Look for invalid chars
for invalid_char in INVALID_CHARS:
if invalid_char in pattern:
raise ValueError("The pattern cannot contain '%s' characteres"
% invalid_char)
return pattern
def _get_new_name(old_name, pattern, suffix):
new_name = "%s%s%s" % (pattern, SEPARATOR, suffix)
if '.' in old_name:
extension = old_name.split('.')[-1]
new_name = "%s.%s" % (new_name, extension)
return new_name
def main(files):
if not files:
pattern = _get_pattern()
suffix_number = 0
# Will be used for to fill zeros before pattern
len_suffix = len(str(len(files)))
for file_ in files:
old_file = os.path.split(file_)
new_file = None
while not new_file or (os.path.isfile(new_file) and file_ != new_file):
suffix_number += 1
new_name = _get_new_name(old_file[1], pattern,
new_file = os.path.join(old_file[0], new_name)
os.rename(file_, new_file)
if __name__ == '__main__':
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