代码参考了点击进入，这篇博客中每一次操作都会新建一个线程，随着操作的增加，内存中的线程会越来越多，最终导致程序崩溃，我修复了这个bug，只需一个线程就可以搞定。
# -*- coding: utf-8 -*-"""Created on Fri Dec 4 17:40:44 @author: xin"""import tkinterimport osfrom tkinter import *import tkinter.filedialogimport timeimport threadingimport pygame#建立一个GUIFrame=Tk()Frame.title("本地音乐播放器")width=500height=200screenwidth = Frame.winfo_screenwidth()screenheight = Frame.winfo_screenheight()alignstr = "%dx%d+%d+%d" % (width, height, (screenwidth-width)/2, (screenheight-height)/2)Frame.geometry(alignstr)Frame.resizable(False,False)#一些全局变量folder = "" #文件路径music_dir=[] #音乐文件路径music_name=[] #音乐文件名称num=0 #当前所播放的音乐序号playing=False #音乐是否在播放flag=0 #单曲循环 or 顺序播放skip=0 #上一首下一首的标记#选择播放音乐所在文件夹def buttonAddClick():#global限定全局变量global folderglobal music_dirglobal music_nameglobal playing#选择一个文件夹并其返回路径folder=tkinter.filedialog.askdirectory()if not folder:return music_name.clear()music_dir.clear()#读取文件夹里的音乐文件for each in os.listdir(folder):if each.endswith((".mp3",".wav",".ogg")):music_name.append(each)music_dir.append(folder+"\\"+each)if(len(music_dir)==0):return #将文件名列出到GUI上var=StringVar()var.set(music_name)music_list = Listbox(Frame,listvariable=var)music_list.place(x=200,y=40,width=260,height=150)playing = TruebuttonPlay["state"] = "normal"start_stop.set("播放")buttonAdd["state"]="disabled"pygame.mixer.init()#播放音乐函数def play():global numglobal playingglobal flagglobal skipif len(music_dir):pre=0 #上一首while playing:if not pygame.mixer.music.get_busy(): #没有音乐播放if flag:if not skip:num=preskip=0next_music=music_dir[num]pygame.mixer.music.load(next_music.encode())pygame.mixer.music.play(1)musicName.set("正在播放:"+music_name[num])pre=numif len(music_dir)-1==num:num=0else:num=num+1else:time.sleep(0.1)#播放暂停切换def buttonPlayClick():buttonNext["state"] = "normal"buttonPrev['state'] = 'normal'buttonCircle['state'] = 'normal'if start_stop.get()=="播放":start_stop.set("暂停")#新建一个线程来后台播放音乐t=threading.Thread(target=play)t.start() elif start_stop.get()=="暂停":pygame.mixer.music.pause()start_stop.set("继续")elif start_stop.get()=="继续":pygame.mixer.music.unpause()start_stop.set("暂停")#回到上一首def buttonPrevClick():global skipskip=1pygame.mixer.music.stop()global numif num==0:num=len(music_dir)-2elif num==1:num=len(music_dir)-1else:num-=2 #切换下一首def buttonNextClick():global skipskip=1pygame.mixer.music.stop() #播放模式的切换def buttonCircClick():global flagif mode_change.get()=="单曲循环":flag=1mode_change.set("顺序播放")else:flag=0mode_change.set("单曲循环")#调整音量def controlVoice(value):global playingif playing:pygame.mixer.music.set_volume(float(value))def closeWindow():#playing 变 False，从而结束循环,t线程退出global playingplaying = Falsetime.sleep(0.3)if len(music_name)>0:pygame.mixer.music.stop() pygame.mixer.quit() Frame.destroy()#设置关闭窗口协议 Frame.protocol("WM_DELETE_WINDOW", closeWindow) #添加音乐按钮 buttonAdd=Button(Frame,text="添加音乐",command=buttonAddClick)buttonAdd.place(x=30,y=10,width=60,height=30)#播放/暂停按钮start_stop=StringVar(Frame, value="播放")buttonPlay=Button(Frame,textvariable=start_stop,command=buttonPlayClick)buttonPlay.place(x=100,y=10,width=60,height=30)buttonPlay["state"] = "disabled"#下一首按钮buttonNext=tkinter.Button(Frame,text="下一首",command=buttonNextClick)buttonNext.place(x=100,y=50,width=60,height=30)buttonNext["state"]="disabled"#上一首按钮buttonPrev=tkinter.Button(Frame,text="上一首",command=buttonPrevClick)buttonPrev.place(x=30,y=50,width=60,height=30)buttonPrev["state"] = "disabled"#单曲循环/循序播放按钮mode_change=StringVar(Frame,value="单曲循环")buttonCircle=tkinter.Button(Frame,textvariable=mode_change,command=buttonCircClick)buttonCircle.place(x=30,y=90,width=60,height=30)buttonCircle["state"]="disabled"#当前播放音乐musicName=StringVar(Frame,value="暂时没有播放音乐")labelName=Label(Frame,textvariable=musicName,justify=LEFT,fg="red")labelName.place(x=200,y=10,width=260,height=20)#调节音量labelvoice=Label(Frame,text="音量",justify=LEFT)labelvoice.place(x=20,y=150,width=30,height=20)s = tkinter.Scale(Frame,from_=0,to=1,orient=tkinter.HORIZONTAL,length=200,resolution=0.1,command=controlVoice)s.set(1)s.place(x=50, y=130 ,width=100)#循环刷新Frame.mainloop()
pyinstaller打包成exe文件，详见https://mp./s/rL84_hBqH4CX-SmUXnjKAQ
