flags.py

from discord.ext import commands, flags
import discord
bot = commands.Bot(command_prefix = '.')

class Flags(commands.Cog):

	def __init__(self, bot):
		self.bot = bot

	@flags.add_flag('--name', type=str)
	@flags.add_flag('--times', type=int)
	@flags.command()
	async def hello(self, ctx, **flags):
		for _ in range(flags['times']):
			await ctx.send(f'Hello {flags["name"]}')

		

	@commands.Cog.listener()
	async def on_ready(self):
		print("Bot is ready!")

bot.add_cog(Flags(bot))

bot.run("TOKEN")