How to use the discord.ext.commands.group function in discord

    @commands.group(pass_context=True)
    async def topmembers(self, ctx):
        """Base command for showing top members"""
        if ctx.invoked_subcommand is None:
            await self.bot.send_cmd_help(ctx)

    @commands.group(case_insensitive=True, aliases=["hotet"])
    async def et(self, ctx):
        """The event timer"""
        # Help formatter preview
        if ctx.invoked_subcommand is None:
            msg = ("**{0}et bosses | b**: Upcoming bosses\n"
                   "**{0}et hot | h**: Event timer for HoT maps and Dry top\n"
                   "**{0}et pof | p**: Event timer for PoF and LS4 maps\n"
                   "**{0}et day | d** Current day/night\n\n"
                   "**{0}et reminder** Enable automatic reminders for events".
                   format(ctx.prefix))
            embed = discord.Embed(title="Event Timer help",
                                  description=msg,
                                  color=await self.get_embed_color(ctx))
            embed.set_footer(text=self.bot.user.name,
                             icon_url=self.bot.user.avatar_url)
            info = None

    @commands.group()
    @commands.cooldown(1, 5, commands.BucketType.user)
    async def worldcup(self, ctx):
        if ctx.invoked_subcommand is None:
            await arghelp.send(self.bot, ctx)
        else:
            pass

    @commands.group(name="server", case_insensitive=True)
    async def guild_manage(self, ctx):
        """Commands for server management"""
        if ctx.invoked_subcommand is None:
            await ctx.send_help(ctx.command)

    @commands.group(pass_context=True, aliases=list(LANGUAGES['ids'].keys()))
    async def run(self, ctx, *, code: Optional[str]):
        """
        The main command which handles the code execution process.
        """
        lang_id = LANGUAGES['ids'][str(ctx.invoked_with)]
        lang = LANGUAGES['array'][lang_id]
        lang.update({'id': lang_id})
        print(lang, lang_id)
        # lang['id'] = lang_id

        await self.__execute_code(ctx, lang, code)
        # if ctx.invoked_subcommand is None:

    @commands.group(pass_context=True, no_pm=True)
    @checks.admin_or_permissions(manage_channels=True)
    async def unignore(self, ctx):
        """Removes servers/channels from ignorelist"""
        if ctx.invoked_subcommand is None:
            await send_cmd_help(ctx)
            await self.bot_say(ctx, self.count_ignored())

	@commands.group(aliases = ["respect"], invoke_without_command = True, case_insensitive = True)
	async def respects(self, ctx):
		'''
		Press F to Pay Respects
		https://knowyourmeme.com/memes/press-f-to-pay-respects
		'''
		await ctx.send_help(ctx.command)

    @commands.group(pass_context=True, no_pm=True, invoke_without_command=True)
    async def remimage(self, ctx, cmd):
        """Add images for the bot to upload per server"""
        if ctx.invoked_subcommand is None:
            await ctx.invoke(self.rem_image_server, cmd=cmd)

    @commands.group(case_insensitive=True)
    @commands.guild_only()
    @commands.has_permissions(manage_guild=True)
    async def bossnotifier(self, ctx):
        """Sends the next two bosses every 15 minutes to a channel
        """
        if ctx.invoked_subcommand is None:
            return await ctx.send_help(ctx.command)

    @commands.group(invoke_without_command=True, aliases=['user', 'uinfo', 'info', 'ui'])
    async def userinfo(self, ctx, *, name=""):
        """Get user info. Ex: [p]info @user"""
        if ctx.invoked_subcommand is None:
            pre = cmd_prefix_len()
            if name:
                try:
                    user = ctx.message.mentions[0]
                except IndexError:
                    user = ctx.guild.get_member_named(name)
                if not user:
                    user = ctx.guild.get_member(int(name))
                if not user:
                    user = self.bot.get_user(int(name))
                if not user:
                    await ctx.send(self.bot.bot_prefix + 'Could not find user.')
                    return