if not (cache_class and issubclass(cache_class, BaseCache)): TypeError: issubclass() arg 1 must be a class

[yuanjie-ai]

import asyncio

from collections import namedtuple

from aiocache import cached, Cache, RedisCache
from aiocache.serializers import PickleSerializer
# With this we can store python objects in backends like Redis!

Result = namedtuple('Result', "content, status")


@cached(
    cache=RedisCache(), key="key", serializer=PickleSerializer(), port=6379, namespace="main")
async def cached_call():
    print("Sleeping for three seconds zzzz.....")
    await asyncio.sleep(3)
    return Result("content", 200)


async def run():
    await cached_call()
    await cached_call()
    await cached_call()
    cache = Cache(Cache.REDIS, endpoint="127.0.0.1", port=6379, namespace="main")
    await cache.delete("key")

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

[Dreamsorcerer]

Traceback?

[maximkz561]

Traceback (most recent call last):
  File "file.py", line 12, in <module>
    @cached(
     ^^^^^^^
  File "/path/to/venv/lib/python3.12/site-packages/aiocache/decorators.py", line 99, in __call__
    self.cache = _get_cache(
                 ^^^^^^^^^^^
  File "/path/to/venv/lib/python3.12/site-packages/aiocache/decorators.py", line 238, in _get_cache
    return Cache(cache, serializer=serializer, plugins=plugins, **cache_kwargs)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/path/to/venv/lib/python3.12/site-packages/aiocache/factory.py", line 63, in __new__
    if not (cache_class and issubclass(cache_class, BaseCache)):
                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
TypeError: issubclass() arg 1 must be a class

Same error for me

[pitaylor]

I ran into the same issue, but realized the project README reflects changes on master that haven't been released yet. Refer to this for usage instructions for aiocache version 0.12.x: https://github.com/aio-libs/aiocache/tree/0.12?tab=readme-ov-file