import asyncio
import functools
import random
import string


def run_sync(func, *args, **kwargs):
    return asyncio.get_event_loop() \
        .run_in_executor(None,
                         functools.partial(func,
                                           *args,
                                           **kwargs))


def random_string(n: int):
    return ''.join(random.choice(string.ascii_uppercase + string.digits) for _ in range(n))