Hey there! I totally get why you're running into this issue—let me break it down and fix it for you.

问题根源 #

In Discord.py, when you define multiple functions with the same event name (like two on_message functions decorated with @client.event), the last one you define will completely overwrite the earlier ones. That's why only your guess-the-number game works, and the "reply 'k' to 'k'" feature is dead in the water.

解决方案：合并事件逻辑 #

The fix is simple: combine both features into a single on_message event handler. Here's how to do it properly:

修改后的完整代码

import random  # 别忘了导入这个模块，猜数字功能需要它！

@client.event
async def on_message(message):
    # 先过滤掉机器人自己和其他机器人的消息，避免无限循环
    if message.author == client.user or message.author.bot:
        return

    # 功能1：收到消息"k"就回复"k"
    if message.content == 'k':
        # 新版Discord.py用message.channel.send()，旧版可以用client.send_message(message.channel, 'k')
        await message.channel.send('k')

    # 功能2：1-10猜数字小游戏
    if message.content.startswith('!guess'):
        await message.channel.send('Guess a number between 1 to 10')
        
        def guess_check(m):
            return m.content.isdigit()
        
        # 新版用client.wait_for('message', ...)，旧版用wait_for_message()
        guess = await client.wait_for('message', timeout=10.0, author=message.author, check=guess_check)
        answer = random.randint(1, 10)
        
        if guess is None:
            fmt = 'Sorry, you took too long. It was {}.'
            await message.channel.send(fmt.format(answer))
            return
        
        if int(guess.content) == answer:
            await message.channel.send('You are right!')
        else:
            await message.channel.send('Sorry. It is actually {}.'.format(answer))

    # 必须保留这一行，让Bot能处理其他命令（如果有的话）
    await client.process_commands(message)

额外注意事项 #

• 版本兼容性：If you're using a newer version of Discord.py (v1.0+), client.send_message() and client.wait_for_message() are deprecated. I've updated the code to use the modern message.channel.send() and client.wait_for('message', ...) syntax. If you're on an older version, just swap those lines back to your original code.
• 导入模块：Your original code was missing import random—I added that because the guess game uses random.randint(). Without it, you'll get an error.
• 逻辑顺序：The order of these checks doesn't matter here, but if you had overlapping conditions (like a message that triggers both), you'd want to prioritize the more specific check first.

内容的提问来源于stack exchange，提问作者Lukim