18 lines
551 B
Python

import discord
from redbot.core import commands
from .installable import Installable
class InstalledCog(Installable):
@classmethod
async def convert(cls, ctx: commands.Context, arg: str) -> Installable:
downloader = ctx.bot.get_cog("Downloader")
if downloader is None:
raise commands.CommandError("Downloader not loaded.")
cog = discord.utils.get(await downloader.installed_cogs(), name=arg)
if cog is None:
raise commands.BadArgument("That cog is not installed")
return cog