async poll keyboard python

keyboard_poller.py

from random import seed, randint
seed(1337)

import asyncio

def poll_keyboard():
    if randint(1, 5) > 2:
        return 0 # nothing pushed
    else:
        return randint(1, 32) # 1 is enter

class Keyboard:
    def __init__(self):
        pass

    async def started(self):
        value = 0
        while True:
            value = poll_keyboard()
            if value != 0:
                break
            await asyncio.sleep(0.01)

    async def get_password(self):
        storage = []
        old_value = None

        while True:
            value = poll_keyboard()
            if value == 1:
                break
            else:
                if old_value != value:
                    old_value = value
                    storage.append(value)

            await asyncio.sleep(0.01)

        return storage

async def main():
    keyboard = Keyboard()

    await keyboard.started()

    try:
        password = await asyncio.wait_for(keyboard.get_password(), timeout=1.0)
        print(password)
    except asyncio.TimeoutError:
        print("timeout")

asyncio.run(main())