问Python不和谐机器人:在异步函数之外不允许使用“异步”

EN

@client.command()
async def talk(ctx):
            s(3)
            async with ctx.typing():
                await asyncio.sleep(2)
                await ctx.send("Hello")
            s(2)
            async with ctx.typing():
                await asyncio.sleep(4)
                await ctx.send("My name is bob.")
            s(5)
            async with ctx.typing():
                await asyncio.sleep(3)
                await ctx.send("But first..")
            s(2)
            async with ctx.typing():
                await asyncio.sleep(10)
                await ctx.send("Tell me more about astronomy.")
            s(2)
            async with ctx.typing():
                await asyncio.sleep(5)
                await ctx.send("And about oranges.")
            s(2)
            async with ctx.typing():
                await asyncio.sleep(2)
                await ctx.send("Please")

def speak(ctx, msg, prewait=0, typewait=3):
    sleep(prewait)
    async with ctx.typing():
        await asyncio.sleep(typewait)
        await ctx.send(msg)
    return None