A python script to find and play all the videos on your computer

#!/usr/bin/env python
#
# a silly script I wrote to find and play
# all the movies on my hd.
#
class FileLister:
    def __init__(self, suffixes, directory=None):
        self.suffixes = suffixes
        if directory:
            self.cwd = directory
        else:
            self.cwd = os.getcwd()
    
    def list_files(self):
        list = []
        items = os.listdir(self.cwd)
        for item in items:
            for suffix in self.suffixes:
                if item.endswith(suffix):
                    list.append(item)
        return list

    def change_dir(self, directory):
        self.cwd = directory

    def change_filter():
        pass
    
    def walk_dir(self):
        movies = []
        for root, dirs, files in os.walk(self.cwd):
            self.change_dir(root)
            list = self.list_files()
            if list:
                for item in list:
                    movies.append(os.path.join(root, item))

        return movies

class MoviePlayer:
    def __init__(self, movie_list, player='vlc'):
        self.player =[player]
        self.mlist = movie_list

    def play(self):
        command = self.player
        for movie in self.mlist:
            command.append(movie)
        
        subprocess.call(command)

if __name__ == "__main__":
    import os, subprocess, time
    # replace the magic string below with the location you store your videos
    dir = os.path.expanduser('/media/storage')
    # you may wish to edit the list below to add filetypes you use
    lister = FileLister(['.avi', '.mpg', '.flv', '.mkv'], dir)
    movies = lister.walk_dir()
    movies.sort()
    # mplayer can be substituted with gmplayer or left out to use
    # vlc by default
    playme = MoviePlayer(movies, 'mplayer')
    playme.play()