@commands.group()
async def strat(self, ctx):
    if (ctx.invoked_subcommand is None):
        (await ctx.send('You need to specify a townhall and strategy! Available townhalls:\nth8\nth9\nth10\nth11\nth12\nth13'))
@commands.group()
async def strat(self, ctx):
    if (ctx.invoked_subcommand is None):
        (await ctx.send('You need to specify a townhall and strategy! Available townhalls:\nth8\nth9\nth10\nth11\nth12\nth13'))