bot.py

import tomllib
import asyncio

from aiogram import Bot, Dispatcher
from aiogram.filters import Command, CommandStart
from aiogram.types import Message

with open("secrets.toml", "rb") as f:
    secrets = tomllib.load(f)
TOKEN = secrets["tg_token"]

dp = Dispatcher()


@dp.message(CommandStart())
async def command_start_handler(message: Message) -> None:
    await message.answer("Hello! I'm a bot created with aiogram.")


@dp.message()
async def message_handler(message: Message) -> None:
    print(message)


async def main() -> None:
    bot = Bot(token=TOKEN)
    await dp.start_polling(bot)


if __name__ == "__main__":
    asyncio.run(main())