old_contents: import discord
  import os
  from discord.ext import commands
  from sys import argv
  
  class Extras:
      """
      Extra things.
      """
      def __init__(self, bot):
          self.bot = bot
          print('Addon "{}" loaded'.format(self.__class__.__name__))
  
      @commands.command()
      async def kurisu(self):
          """About Kurisu"""
          embed = discord.Embed(title="Kurisu", color=discord.Color.green())
          embed.set_author(name="916253 and ihaveahax")
          embed.set_thumbnail(url="http://static.zerochan.net/Makise.Kurisu.full.1998946.jpg")
          embed.url = "https://github.com/916253/Kurisu"
          embed.description = "Kurisu, the 3DS Hacking Discord bot!"
          await self.bot.say("", embed=embed)
  
      @commands.command()
      async def membercount(self):
          """Prints the member count of the server."""
          await self.bot.say("{} has {} members!".format(self.bot.server.name, self.bot.server.member_count))
  
      @commands.has_permissions(manage_nicknames=True)
      @commands.command()
      async def estprune(self, days=30):
          """Estimate count of members that would be pruned based on the amount of days. Staff only."""
          count = await self.bot.estimate_pruned_members(server=self.bot.server, days=days)
          await self.bot.say("{} members would be kicked from {}!".format(count, self.bot.server.name))
  
      @commands.has_permissions(administrator=True)
      @commands.command(pass_context=True, hidden=True)
      async def dumpchannel(self, ctx, channel_name, limit=100):
          """Dump 100 messages from a channel to a file."""
          channel = ctx.message.channel_mentions[0]
          await self.bot.say("Dumping {} messages from {}".format(limit, channel.mention))
          os.makedirs("#{}-{}".format(channel.name, channel.id), exist_ok=True)
          async for message in self.bot.logs_from(channel, limit=limit):
              with open("#{}-{}/{}.txt".format(channel.name, channel.id, message.id), "w") as f:
                  f.write(message.content)
          await self.bot.say("Done!")
  
  def setup(bot):
      bot.add_cog(Extras(bot))
  
new_contents: import discord
  import os
  from discord.ext import commands
  from sys import argv
  
  class Extras:
      """
      Extra things.
      """
      def __init__(self, bot):
          self.bot = bot
          print('Addon "{}" loaded'.format(self.__class__.__name__))
  
      @commands.command()
      async def kurisu(self):
          """About Kurisu"""
          embed = discord.Embed(title="Kurisu", color=discord.Color.green())
          embed.set_author(name="916253 and ihaveahax")
          embed.set_thumbnail(url="http://i.imgur.com/hjVY4Et.jpg")
          embed.url = "https://github.com/916253/Kurisu"
          embed.description = "Kurisu, the 3DS Hacking Discord bot!"
          await self.bot.say("", embed=embed)
  
      @commands.command()
      async def membercount(self):
          """Prints the member count of the server."""
          await self.bot.say("{} has {} members!".format(self.bot.server.name, self.bot.server.member_count))
  
      @commands.has_permissions(manage_nicknames=True)
      @commands.command()
      async def estprune(self, days=30):
          """Estimate count of members that would be pruned based on the amount of days. Staff only."""
          msg = await self.bot.say("Estimating!".format(self.bot.server.name))
          count = await self.bot.estimate_pruned_members(server=self.bot.server, days=days)
          await self.bot.edit_message(msg, "{} members inactive for {} would be kicked from {}!".format(count, days, self.bot.server.name))
  
      @commands.has_permissions(administrator=True)
      @commands.command(pass_context=True, hidden=True)
      async def dumpchannel(self, ctx, channel_name, limit=100):
          """Dump 100 messages from a channel to a file."""
          channel = ctx.message.channel_mentions[0]
          await self.bot.say("Dumping {} messages from {}".format(limit, channel.mention))
          os.makedirs("#{}-{}".format(channel.name, channel.id), exist_ok=True)
          async for message in self.bot.logs_from(channel, limit=limit):
              with open("#{}-{}/{}.txt".format(channel.name, channel.id, message.id), "w") as f:
                  f.write(message.content)
          await self.bot.say("Done!")
  
  def setup(bot):
      bot.add_cog(Extras(bot))
  
subject: change kurisu icon in about cmd, bot edits message for estprune