pypi / asyncer
asyncer
What changed in asyncer 0.0, from its official release notes, upgrade guides and advisories. Sources checked 2026-11-13.
4 breaking1 deprecations1 new APIs and options1 tooling3 fixes and other
See which of these apply to your code, ranked, in your agent:
npx @unstale/cli initasyncer 0.010 changes
Breaking changes 4
Python 3.10 is no longer supported.
Support for asyncer-slim is dropped; use asyncer instead.
Support for Python 3.9 was dropped.
Support for Python 3.8 was dropped, so developers must use a newer Python version.
Deprecations 1
asyncer-slim is deprecated and now only depends on asyncer, affecting developers who choose or depend on this package.
New APIs and options 1
Adds the Agent Library Skill, installable with this command.
Tooling 1
An official skill helps coding agents use new features and recommended patterns for the installed version; install it in a project with uvx library-skills.
Fixes and other changes 3
Asyncer now supports Python 3.15 and 3.15t, expanding the Python versions developers can use.
Added sniffio to project requirements, so it is installed as a dependency.
Adds support for running asyncer with Python 3.14.