@client.command(pass_context=True, aliases=['p', 'pla'])
async def play(ctx):
    voice = get(client.voice_clients, guild=ctx.guild)
    i = 1
    while i < 3:
        await ctx.send("We are listening now : " + get_name(i))
        voice.play(discord.FFmpegPCMAudio(f"song{i}.mp3"), after=lambda e: print("..."))
        voice.source = discord.PCMVolumeTransformer(voice.source)
        voice.source.volume = 0.05