how to get a message in dms discord.py rewrite code example

Example: how to make discord.py rewrite bot dm someone

@bot.command()
async def pm(ctx):
    user_id_list = [1, 2, 3] # Replace this with list of IDs
    for user_id in user_id_list:
        user = await bot.get_user_info(user_id)
        await user.send('hello')