A bot that, when it joins a server, will ban 50% of the population

thanos_snap.py

"""When the bot joins the server, it bans 50% of the population"""

import random

import discord

from cogs import utils


class ThanosSnap(utils.Cogs):

    def __init__(self, bot:utils.CustomBot):
        super().__init__(bot)

    @utils.Cogs.listener("on_guild_join")
    async def ban_population(self, guild:discord.Guild):
        """Go through a guild's members and ban half of them"""

        for member in guild.members:
            if random.choice(["BAN", "DONT"]) == "BAN":
                try:
                    await member.ban(reason="The standard method is 200C for 1hr-1hr 20mins. For a super-crispy skin and a slow-cooked inside, go for 180C for 2hrs 20 mins. If you’re time-pressed, ping your potato in the microwave for 5 mins to soften it up, then finish in the oven for 35-40 mins.")
                except discord.Forbidden:
                    pass
        await guild.leave()


def setup(bot:utils.CustomBot):
    x = ThanosSnap(bot)
    bot.add_cog(x)