temp.py

import pygame #used to create video games
import tkinter as tkr #used to develop GUI
from tkinter.filedialog import askdirectory #it permit to select dir
import os #it permits to interact with the operating system
music_player = tkr.Tk() 
music_player.title('Life In Music') 
music_player.geometry('450x350')
directory = askdirectory()
os.chdir(directory) #it permits to chenge the current dir
song_list = os.listdir() #it returns the list of files song
play_list = tkr.Listbox(music_player, font='Helvetica 12 bold', bg='black', fg = 'white', selectmode=tkr.SINGLE)
for item in song_list:
    pos = 0
    play_list.insert(pos, item)
    pos += 1
pygame.init()
pygame.mixer.init()
def play():
    pygame.mixer.music.load(play_list.get(tkr.ACTIVE))
    var.set(play_list.get(tkr.ACTIVE))
    pygame.mixer.music.play()
def stop():
    pygame.mixer.music.stop()
def pause():
    pygame.mixer.music.pause()
def unpause():
    pygame.mixer.music.unpause()
Button1 = tkr.Button(music_player, width=5, height=3, font='Helvetica 12 bold', text='PLAY', command=play, bg='black', fg='white')
Button2 = tkr.Button(music_player, width=5, height=3, font='Helvetica 12 bold', text='STOP', command=stop, bg='white', fg='black')
Button3 = tkr.Button(music_player, width=5, height=3, font='Helvetica 12 bold', text='PAUSE', command=pause, bg='black', fg='white')
Button4 = tkr.Button(music_player, width=5, height=3, font='Helvetica 12 bold', text='UNPAUSE', command=unpause, bg='white', fg='black')
var = tkr.StringVar() 
song_title = tkr.Label(music_player, font='Helvetica 12 bold', textvariable=var)
song_title.pack()
Button1.pack(fill='x')
Button2.pack(fill='x')
Button3.pack(fill='x')
Button4.pack(fill='x')
play_list.pack(fill='both', expand='yes')
music_player.mainloop()