---
id: pytest-asyncio
version: "1.4.0"
license: Apache-2.0
license_treatment: permissive
maintenance: active
---

# pytest-asyncio — Pytest support for asyncio

License: permissive · Maintenance: active · Popularity: top 1,000 on PyPI

## Install

pip install pytest-asyncio
uv add pytest-asyncio
poetry add pytest-asyncio

## Description

pytest-asyncio
==============

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    :alt: Supported Python versions
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`pytest-asyncio <https://pytest-asyncio.readthedocs.io/en/stable/>`_ is a `pytest <https://docs.pytest.org/en/latest/contents.html>`_ plugin. It facilitates testing of code that uses the `asyncio <https://docs.python.org/3/library/asyncio.html>`_ library.

Specifically, pytest-asyncio provides support for coroutines as test functions. This allows users to *await* code inside their tests. For...

## AI interpretation — verify before relying

pytest-asyncio is a pytest plugin that enables testing of asyncio-based code by allowing coroutines to be used directly as test functions with the @pytest.mark.asyncio decorator.

Verdict: pytest-asyncio is a mature, actively maintained plugin (1656 stars, last commit 2026-08-12) with zero known vulnerabilities, permissive licensing, and low install friction. It is well-suited for projects testing asyncio code and is in the top 1000 PyPI packages by popularity.

[View on SkillFed](https://skillfed.io/packages/pytest-asyncio) · [View on PyPI](https://pypi.org/project/pytest-asyncio/)