Source code for caspia.meadow.utils

import asyncio


def all_subclasses(cls):
    subclasses = set()
    for subclass in cls.__subclasses__():
        subclasses.add(subclass)
        subclasses = subclasses | all_subclasses(subclass)
    return subclasses


def is_future(target):
    return isinstance(target, asyncio.Future)


async def acall(target, *args, **kwargs):
    if asyncio.iscoroutinefunction(target) or is_future(target):
        return await target(*args, **kwargs)
    else:
        result = target(*args, **kwargs)
        if asyncio.iscoroutine(result):
            return await result
        else:
            return result


class classproperty:
    def __init__(self, func):
        self.func = func

    def __get__(self, instance, owner):
        return self.func(owner)