Use of deprecated asyncio.coroutines.iscoroutine #747

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1. woutdenolf commented on Jun 25, 2026

   

   woutdenolf

   on Jun 25, 2026

   Last edited by woutdenolf

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   We fell over this with typing-extensions-4.16.0rc1 and pydantic:

   pip install --pre pydantic
   python -W error -c "import pydantic"   # Our CI always raises warnings as errors to force handling warnings from upstream dependencies

   /usr/local/lib/python3.14/site-packages/ewokscore/task.py:25: in <module>
       from pydantic import ValidationError
   /usr/local/lib/python3.14/site-packages/pydantic/__init__.py:5: in <module>
       from ._migration import getattr_migration
   /usr/local/lib/python3.14/site-packages/pydantic/_migration.py:5: in <module>
       from pydantic.warnings import PydanticDeprecatedSince20
   /usr/local/lib/python3.14/site-packages/pydantic/warnings.py:5: in <module>
       from .version import version_short
   /usr/local/lib/python3.14/site-packages/pydantic/version.py:7: in <module>
       from pydantic_core import __version__ as __pydantic_core_version__
   /usr/local/lib/python3.14/site-packages/pydantic_core/__init__.py:31: in <module>
       from .core_schema import CoreConfig, CoreSchema, CoreSchemaType, ErrorType
   /usr/local/lib/python3.14/site-packages/pydantic_core/core_schema.py:4373: in <module>
       @deprecated('`field_before_validator_function` is deprecated, use `with_info_before_validator_function` instead.')
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   /usr/local/lib/python3.14/site-packages/typing_extensions.py:3142: in __call__
       if asyncio.coroutines.iscoroutinefunction(arg):
          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   /usr/local/lib/python3.14/asyncio/coroutines.py:23: in iscoroutinefunction
       warnings._deprecated("asyncio.iscoroutinefunction",
   /usr/local/lib/python3.14/_py_warnings.py:830: in _deprecated
       _wm.warn(msg, DeprecationWarning, stacklevel=3)
   E   DeprecationWarning: 'asyncio.iscoroutinefunction' is deprecated and slated for removal in Python 3.16; use inspect.iscoroutinefunction() instead
2. AlexWaygood

   closed this as completedin #769on Jun 25, 2026
3. woutdenolf commented on Jun 25, 2026

   

   woutdenolf

   on Jun 25, 2026

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   I can confirm typing-extensions-4.16.0rc2 fixed it.

   ❤️React with ❤️1Reacted by Alex Waygood