discord ext commands errors ExtensionFailed Extension cogs unban raised an error IndentationError expected an indented block unban py line 11

Question

import discord

from discord.ext import commands

from discord import User

class unban(commands.Cog):

    def __init__(self, bot):

        self.bot = bot

   

    @commands.command()

    @commands.has_permissions(ban_members=True)

    async def unban(ctx, *, member):

    banned_users = await ctx.guild.bans()

    member_name, member_discriminator = member.split('#')

    for ban_entry in banned_users:

        user = ban_entry.user

    if (user.name, user.discriminator) == (member_name, member_discriminator):

        await ctx.guild.unban(user)

        await ctx.send(f'Si {user.mention} Udah Gua UnBan')

        return

async def setup(bot):

    await bot.add_cog(unban(bot))