下面是一个示例代码，演示了如何将频道按名称添加到类别中：

import discord
from discord.ext import commands

intents = discord.Intents.default()
intents.typing = False
intents.presences = False

bot = commands.Bot(command_prefix='!', intents=intents)

@bot.event
async def on_ready():
    print(f'Logged in as {bot.user.name}')

@bot.command()
async def add_channel(ctx, category_name, *channel_names):
    category = discord.utils.get(ctx.guild.categories, name=category_name)
    if category is None:
        await ctx.send(f'Category "{category_name}" not found.')
        return

    for channel_name in channel_names:
        channel = discord.utils.get(ctx.guild.channels, name=channel_name, category=category)
        if channel is not None:
            await ctx.send(f'Channel "{channel_name}" already exists in category "{category_name}".')
            continue

        channel = await ctx.guild.create_text_channel(channel_name, category=category)
        await ctx.send(f'Channel "{channel_name}" added to category "{category_name}".')

bot.run('YOUR_BOT_TOKEN')

这段代码创建了一个 Discord 机器人，并提供了一个 add_channel 命令，可以将指定名称的频道添加到指定名称的类别中。要运行代码，请将 YOUR_BOT_TOKEN 替换为您自己的 Discord 机器人令牌，并使用适当的命令前缀启动机器人。

使用示例命令：!add_channel category_name channel1 channel2 channel3