[Python]简易terminal歌词滚动播放器

　　整合了网易云的一些API，想写一个terminal版的音乐播放器，但是还没有想好写成什么样子。

　　暂时写了一个必须又的功能：带歌词滚动的播放器，用了pygame里的mixer来播放音乐。

　　准备有时间的时候实现一下其他的功能。

 # -*- coding:utf-8 -*-
 import re
 import os
 import time
 import copy
 import threading
 import pygame
 from pygame import mixer
 import itertools

 def read_file(path):
     if not os.path.exists(path):
         print 'path : \'' + path + '\' not find.'
         return []
     content = ''
     try:
         with open(path, 'r') as fp:
             content += reduce(lambda x, y: x + y, fp)
     finally:
         fp.close()
     return content.split('\n')

 class Lyrics:
     TIME_AXIS_REGEXP = re.compile('\[(\d+)\:(\d+)\.(\d+)\]')
     DEL_TIME_AXIS_REGEXP = re.compile('\[\d+\:\d+\.\d+\](.*)')

     def __init__(self, path):
         self.path = path

     def _get_time_diff(self, line):
         tm = map(lambda each: map(int, each), self.TIME_AXIS_REGEXP.findall(line))
         tm = map(lambda each: each[0] * 60 * 1000 + each[1] * 1000 + each[2], tm)
         return (tm[0], line)

     def _show_lyric(self, line):
         print line

     def static_lyric(self, lyrics):
         for line in lyrics:
             self._show_lyric(line)

     def dynamic_lyric(self, lyrics):
         for line in lyrics:
             try:
                 time.sleep(float(line[0]) / 1000.0)
                 self._show_lyric(line[1])
             except:
                 pass
         while mixer.music.get_busy() == True:
             time.sleep(5)

     def get_lyric(self):
         lyrics = read_file(self.path)
         tmp_lyric = lyrics
         lyrics = filter(lambda line: len(self.TIME_AXIS_REGEXP.findall(line))!=0, lyrics)
         if len(lyrics) == 0:
             return False, tmp_lyric
         lyrics = map(self._get_time_diff, lyrics)
         tmp_lyric = copy.deepcopy(lyrics[:-1])
         tmp_lyric.insert(0, (0, ''))
         lyrics = map(lambda x: (x[0][0]-x[1][0], x[0][1]), zip(lyrics, tmp_lyric))
         lyrics = map(lambda x: (x[0], self.DEL_TIME_AXIS_REGEXP.findall(x[1])[0]), lyrics)
         return True, lyrics

     def show_lyric(self):
         play_option, lyrics = self.get_lyric()
         if play_option == True:
             self.dynamic_lyric(lyrics)
         else:
             self.static_lyric(lyrics)

 def play(mp3_path, lrc_path):
     lyrics = Lyrics(lrc_path)
     mixer.init()
     track = mixer.music.load(mp3_path)
     mixer.music.play(1)
     t_lyric = threading.Thread(target=lyrics.show_lyric)
     t_lyric.start()
     t_lyric.join()

 def __main__():
     play_list = [['./test1.mp3','./test1.lrc'], ['./test2.mp3','./test2,lrc'], ['./test3.mp3','./test3.lrc']]
     play_list = itertools.cycle(play_list)
     while True:
         tmp = play_list.next()
         play(tmp[0], tmp[1])

 if __name__ == '__main__':
     __main__()