python 歌词解析

import time

musicLrc = """[00:03.50]传奇
[00:19.10]作词：刘兵 作曲：李健
[00:20.60]演唱：王菲
[00:26.60]
[04:40.75][02:39.90][00:36.25]只是因为在人群中多看了你一眼
[04:49.00]
[02:47.44][00:43.69]再也没能忘掉你容颜
[02:54.83][00:51.24]梦想着偶然能有一天再相见
[03:02.32][00:58.75]从此我开始孤单思念
[03:08.15][01:04.30]
[03:09.35][01:05.50]想你时你在天边
[03:16.90][01:13.13]想你时你在眼前
[03:24.42][01:20.92]想你时你在脑海
[03:31.85][01:28.44]想你时你在心田
[03:38.67][01:35.05]
[04:09.96][03:39.87][01:36.25]宁愿相信我们前世有约
[04:16.37][03:46.38][01:42.47]今生的爱情故事 不会再改变
[04:24.82][03:54.83][01:51.18]宁愿用这一生等你发现
[04:31.38][04:01.40][01:57.43]我一直在你身旁 从未走远
[04:39.55][04:09.00][02:07.85]
"""


lrcDict = {}

musicLrcList = musicLrc.splitlines()
#print(musicLrcList)

for lrcLine in musicLrcList:
    #[04:40.75][02:39.90][00:36.25]只是因为在人群中多看了你一眼
    #[04:40.75   [02:39.90   [00:36.25    只是因为在人群中多看了你一眼
    #[00:20.60]演唱：王菲
    lrcLineList = lrcLine.split("]")
    for index in range(len(lrcLineList) - 1):
        timeStr = lrcLineList[index][1:]
        #print(timeStr)
        #00:03.50
        timeList = timeStr.split(":")
        timelrc = float(timeList[0]) * 60 + float(timeList[1])
        #print(time)
        lrcDict[timelrc] = lrcLineList[-1]


print(lrcDict)

allTimeList = []
for t in lrcDict:
    allTimeList.append(t)
allTimeList.sort()
#print(allTimeList)

'''
while 1:
    getTime = float(input("请输入一个时间"))

    for n in range(len(allTimeList)):
        tempTime = allTimeList[n]
        if getTime < tempTime:
            break

    if n == 0:
        print("时间太小")
    else:
        print(lrcDict[allTimeList[n - 1]])
'''

getTime = 0
while 1:
    for n in range(len(allTimeList)):
        tempTime = allTimeList[n]
        if getTime < tempTime:
            break
    lrc = lrcDict.get(allTimeList[n - 1])
    if lrc == None:
        pass
    else:
        print(lrc)
    time.sleep(1)
    getTime += 1