【发布时间】：2018-01-16 18:52:21
【问题描述】：
您好，我一直在为 Discord 开发音乐机器人，这是玩家使用的 VOIP 应用程序。在这里，您可以发送出席信息以显示您正在玩的游戏等等。在这种情况下，我只想显示一些已请求的文本。这里在 discord.py documentation 上说这是你添加它的方式。
这是我如何添加它的示例，但是一旦机器人在线，它就不会显示，并且我已更新到最新的 discord.py 版本 v0.16.6。如果有人可以帮助我在哪里出错，我将不胜感激。
谢谢
async def change_status(self):
await self.bot.change_presence(game=discord.Game(name="Test"))`
在完整的代码中
import asyncio
import discord
from discord.ext import commands
from .utils import checks
if not discord.opus.is_loaded():
# the 'opus' library here is opus.dll on windows
# or libopus.so on linux in the current directory
# you should replace this with the location the
# opus library is located in and with the proper filename.
# note that on windows this DLL is automatically provided for you
discord.opus.load_opus('opus')
def __init__(self, bot):
self.bot = bot
class VoiceEntry:
def __init__(self, message, player):
self.requester = message.author
self.channel = message.channel
self.player = player
def __str__(self):
fmt = ' {0.title} uploaded by {0.uploader} and requested by {1.display_name}'
duration = self.player.duration
if duration:
fmt = fmt + ' [length: {0[0]}m {0[1]}s]'.format(divmod(duration, 60))
return fmt.format(self.player, self.requester)
class VoiceState:
def __init__(self, bot):
self.current = None
self.voice = None
self.bot = bot
self.play_next_song = asyncio.Event()
self.songs = asyncio.Queue()
self.skip_votes = set() # a set of user_ids that voted
self.audio_player = self.bot.loop.create_task(self.audio_player_task())
def is_playing(self):
if self.voice is None or self.current is None:
return False
player = self.current.player
return not player.is_done()
@property
def player(self):
return self.current.player
def skip(self):
self.skip_votes.clear()
if self.is_playing():
self.player.stop()
def toggle_next(self):
self.bot.loop.call_soon_threadsafe(self.play_next_song.set)
async def change_status(self):
await self.bot.change_presence(game=discord.Game(name="Test"))
async def audio_player_task(self):
while True:
self.play_next_song.clear()
self.current = await self.songs.get()
await self.bot.send_message(self.current.channel, '**Now playing**' + str(self.current))
self.current.player.start()
await self.play_next_song.wait()
class Music:
"""Voice related commands.
Works in multiple servers at once.
"""
def __init__(self, bot):
self.bot = bot
self.voice_states = {}
def get_voice_state(self, server):
state = self.voice_states.get(server.id)
if state is None:
state = VoiceState(self.bot)
self.voice_states[server.id] = state
return state
async def create_voice_client(self, channel):
voice = await self.bot.join_voice_channel(channel)
state = self.get_voice_state(channel.server)
state.voice = voice
def __unload(self):
for state in self.voice_states.values():
try:
state.audio_player.cancel()
if state.voice:
self.bot.loop.create_task(state.voice.disconnect())
except:
pass
@commands.command(pass_context=True, no_pm=True)
@checks.mod_or_permissions()
async def join(self, ctx, *, channel : discord.Channel):
"""Joins a voice channel."""
try:
await self.create_voice_client(channel)
except discord.ClientException:
await self.bot.say('Already in a voice channel...')
except discord.InvalidArgument:
await self.bot.say('This is not a voice channel...')
else:
await self.bot.say('Ready to play audio in ' + channel.name)
@commands.command(pass_context=True, no_pm=True)
async def summon(self, ctx):
"""Summons the bot to join your voice channel."""
summoned_channel = ctx.message.author.voice_channel
if summoned_channel is None:
await self.bot.say('Are you sure your in a channel?')
return False
state = self.get_voice_state(ctx.message.server)
if state.voice is None:
state.voice = await self.bot.join_voice_channel(summoned_channel)
else:
await state.voice.move_to(summoned_channel)
return True
@commands.command(pass_context=True, no_pm=True)
@commands.cooldown(5, 300, commands.BucketType.user)
async def play(self, ctx, *, song : str):
"""Plays a song.
If there is a song currently in the queue, then it is
queued until the next song is done playing.
This command automatically searches as well from YouTube.
The list of supported sites can be found here:
https://rg3.github.io/youtube-dl/supportedsites.html
"""
state = self.get_voice_state(ctx.message.server)
opts = {
'default_search': 'auto',
'quiet': True,
}
if state.voice is None:
success = await ctx.invoke(self.summon)
await self.bot.say("Loading the song please be patient..")
if not success:
return
try:
player = await state.voice.create_ytdl_player(song, ytdl_options=opts, after=state.toggle_next)
except Exception as e:
fmt = 'An error occurred while processing this request: ```py\n{}: {}\n```'
await self.bot.send_message(ctx.message.channel, fmt.format(type(e).__name__, e))
else:
player.volume = 0.6
entry = VoiceEntry(ctx.message, player)
await self.bot.say('**Enqueued** ' + str(entry))
await state.songs.put(entry)
@commands.command(pass_context=True, no_pm=True)
async def volume(self, ctx, value : int):
"""Sets the volume of the currently playing song."""
state = self.get_voice_state(ctx.message.server)
if state.is_playing():
player = state.player
player.volume = value / 100
await self.bot.say('Set the volume to {:.0%}'.format(player.volume))
@commands.command(pass_context=True, no_pm=True)
async def pause(self, ctx):
""" Pauses the currently playing song. """
state = self.get_voice_state(ctx.message.server)
if state.is_playing():
player = state.player
player.pause()
await self.bot.say("Song Paused")
logging.info("Song paused")
@commands.command(pass_context=True, no_pm=True)
async def resume(self, ctx):
"""Resumes the currently played song."""
state = self.get_voice_state(ctx.message.server)
if state.is_playing():
player = state.player
player.resume()
await self.bot.say("Song Resumed")
@commands.command(pass_context=True, no_pm=True)
async def stop(self, ctx):
"""Stops playing audio and leaves the voice channel.
This also clears the queue.
"""
server = ctx.message.server
state = self.get_voice_state(server)
if state.is_playing():
player = state.player
player.stop()
try:
state.audio_player.cancel()
del self.voice_states[server.id]
await state.voice.disconnect()
await self.bot.say("Cleared the queue and disconnected from voice channel ")
except:
pass
@commands.command(pass_context=True, no_pm=True)
async def skip(self, ctx):
"""Vote to skip a song. The song requester can automatically skip.
3 skip votes are needed for the song to be skipped.
"""
state = self.get_voice_state(ctx.message.server)
if not state.is_playing():
await self.bot.say('Not playing any music right now...')
return
voter = ctx.message.author
if voter == state.current.requester:
await self.bot.say('Requester requested skipping song...')
state.skip()
elif voter.id not in state.skip_votes:
state.skip_votes.add(voter.id)
total_votes = len(state.skip_votes)
if total_votes >= 3:
await self.bot.say('Skip vote passed, skipping song...')
state.skip()
else:
await self.bot.say('Skip vote added, currently at [{}/3]'.format(total_votes))
else:
await self.bot.say('You have already voted to skip this song.')
@commands.command(pass_context=True, no_pm=True)
async def playing(self, ctx):
"""Shows info about the currently played song."""
state = self.get_voice_state(ctx.message.server)
if state.current is None:
await self.bot.say('Not playing anything.')
else:
skip_count = len(state.skip_votes)
await self.bot.say('**Now playing** {} [skips: {}/3]'.format(state.current, skip_count))
def setup(bot):
bot.add_cog(Music(bot))
print('Music is loaded')
【问题讨论】：
标签： python python-3.x discord.py