TV Show rename

gistfile1.py

#!/usr/bin/python

import argparse
import sys
import os
import re
from datetime import datetime


def log(text, format='normal'):
    text_color = {
        'normal': "\033[0m",
        'error': "\033[31m",
        'success': "\033[32m",
        'warning': "\033[33m",
        'info': "\033[0m",
    }[format]

    print "\033[34m[" + datetime.now().strftime("%Y-%m-%d %H:%M:%S") + "] " + text_color + text + "\033[0m"

def scan_directory(directory, mode):
    log('Scanning directory \'' + directory + '\'')

    for root, sub_folders, files in os.walk(directory):
        for folder in sub_folders:
            if folder.startswith('Season'):
                scan_season(root, folder, mode)
            elif folder.startswith('Episode'):
                scan_episode(root, folder, mode)

def scan_season(root, directory, mode):
    log('Scanning season \'' + directory + '\'')

    for root, sub_folders, files in os.walk(root + '/' + directory):
        for folder in sub_folders:
            if ((re.match(r'S[0-9]{2}E[0-9]{2}\s-', folder) or re.match(r'S[0-9]{2}E[0-9]{2}-E[0-9]{2}', folder)) and mode == 'long') or \
               (folder.startswith('Episode') and mode == 'short'):
                scan_episode(root, folder, mode)
            else:
                log('Unrecognized directory \'' + folder + '\'', 'error')

def scan_episode(root, directory, mode):
    log('Scanning episode \'' + directory + '\'')

    if mode == 'short':
        search = re.search(r'Season\s([0-9]+)', root)

        if search is not None:
            season_number = search.group(1)
        else:
            season_number = '1'

        search = re.search(r'^Episode\s([0-9]+)(?:\s&\s([0-9]+))?\s-', directory)

        if search is None:
            log('Episode number not found in \'' + directory + '\'', 'error')
            return

        episode_number = search.group(1)

        if search.group(2):
            code = 'S' + season_number.zfill(2) + 'E' + episode_number.zfill(2) + '-E' + search.group(2).zfill(2)
        else:
            code = 'S' + season_number.zfill(2) + 'E' + episode_number.zfill(2)

        new_directory = re.sub(r'^Episode\s([0-9]+)(?:\s&\s([0-9]+))?\s-', code + ' -', directory)
    else:
        search = re.search(r'^S[0-9]{2}E([0-9]{2})(?:-E([0-9]{2}))?\s-', directory)

        if search is None:
            log('Episode number not found in \'' + directory + '\'', 'error')
            return

        code = search.group(1).lstrip('0')

        if search.group(2):
            code += ' & ' + search.group(2).lstrip('0')

        new_directory = re.sub(r'^S[0-9]{2}E([0-9]{2})(?:-E([0-9]{2}))?\s-', 'Episode ' + code + ' -', directory)

    rename_episode_files(root, directory, code, mode)

    log('Rename \'' + directory + '\' to \'' + new_directory + '\'')
    os.rename(root + '/' + directory, root + '/' + new_directory)

def rename_episode_files(root, directory, code, mode):
    for root, sub_folders, files in os.walk(root + '/' + directory):
        for file in files:
            if mode == 'short':
                new_file = re.sub(r'^Episode\s([0-9]+)(?:\s&\s([0-9]+))?\s-', code + ' -', file)
            else:
                new_file = re.sub(r'^S[0-9]{2}E([0-9]{2})(?:-E([0-9]{2}))?\s-', 'Episode ' + code + ' -', file)

            log('Rename \'' + file + '\' to \'' + new_file + '\'')
            os.rename(root + '/' + file, root + '/' + new_file)


parser = argparse.ArgumentParser()
parser.add_argument('-m', '--mode', choices=['long', 'short'], required=True, help='the format to renam to')

args = parser.parse_args()

scan_directory('TV Shows', args.mode)