Bug 2336970 - python-async-lru fails to build with Python 3.14: DeprecationWarning: 'asyncio.iscoroutinefunction' is deprecated and slated for removal in Python 3.16; use inspect.iscoroutinefunction() instead
Summary: python-async-lru fails to build with Python 3.14: DeprecationWarning: 'async...
Keywords:
Status: CLOSED RAWHIDE
Alias: None
Product: Fedora
Classification: Fedora
Component: python-async-lru
Version: rawhide
Hardware: Unspecified
OS: Unspecified
unspecified
unspecified
Target Milestone: ---
Assignee: Lumír Balhar
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks: PYTHON3.14
TreeView+ depends on / blocked
 
Reported: 2025-01-10 16:24 UTC by Karolina Surma
Modified: 2025-01-15 15:05 UTC (History)
4 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed: 2025-01-15 15:05:12 UTC
Type: Bug
Embargoed:


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Description Karolina Surma 2025-01-10 16:24:45 UTC
python-async-lru fails to build with Python 3.14.0a3.

_____________________________ test_ttl_concurrent ______________________________

    async def test_ttl_concurrent() -> None:
>       @alru_cache(maxsize=1, ttl=1)

tests/test_ttl.py:64: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
../BUILDROOT/usr/lib/python3.14/site-packages/async_lru/__init__.py:308: in wrapper
    if not asyncio.iscoroutinefunction(origin):
/usr/lib64/python3.14/asyncio/coroutines.py:23: in iscoroutinefunction
    warnings._deprecated("asyncio.iscoroutinefunction",
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

name = 'asyncio.iscoroutinefunction'
message = '{name!r} is deprecated and slated for removal in Python {remove}; use inspect.iscoroutinefunction() instead'

    def _deprecated(name, message=_DEPRECATED_MSG, *, remove, _version=sys.version_info):
        """Warn that *name* is deprecated or should be removed.
    
        RuntimeError is raised if *remove* specifies a major/minor tuple older than
        the current Python version or the same version but past the alpha.
    
        The *message* argument is formatted with *name* and *remove* as a Python
        version tuple (e.g. (3, 11)).
    
        """
        remove_formatted = f"{remove[0]}.{remove[1]}"
        if (_version[:2] > remove) or (_version[:2] == remove and _version[3] != "alpha"):
            msg = f"{name!r} was slated for removal after Python {remove_formatted} alpha"
            raise RuntimeError(msg)
        else:
            msg = message.format(name=name, remove=remove_formatted)
>           warn(msg, DeprecationWarning, stacklevel=3)
E           DeprecationWarning: 'asyncio.iscoroutinefunction' is deprecated and slated for removal in Python 3.16; use inspect.iscoroutinefunction() instead

https://docs.python.org/3.14/whatsnew/3.14.html

For the build logs, see:
https://copr-be.cloud.fedoraproject.org/results/@python/python3.14/fedora-rawhide-x86_64/08480178-python-async-lru/

For all our attempts to build python-async-lru with Python 3.14, see:
https://copr.fedorainfracloud.org/coprs/g/python/python3.14/package/python-async-lru/

Testing and mass rebuild of packages is happening in copr.
You can follow these instructions to test locally in mock if your package builds with Python 3.14:
https://copr.fedorainfracloud.org/coprs/g/python/python3.14/

Let us know here if you have any questions.

Python 3.14 is planned to be included in Fedora 43.
To make that update smoother, we're building Fedora packages with all pre-releases of Python 3.14.
A build failure prevents us from testing all dependent packages (transitive [Build]Requires),
so if this package is required a lot, it's important for us to get it fixed soon.

We'd appreciate help from the people who know this package best,
but if you don't want to work on this now, let us know so we can try to work around it on our side.

Comment 1 Lumír Balhar 2025-01-15 15:05:12 UTC
Fixed without rawhide build in https://src.fedoraproject.org/rpms/python-async-lru/pull-request/4


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