The pytest framework makes it easy to write small tests, yet scales to support complex functional testing

A minimalist production ready plugin system

Asyncio support for pytest

test twisted code with pytest

distributed Python deployment and communication

pytest-print adds the printer fixture you can use to print messages to the user (directly to the pytest runner, not stdout)

pytest plugin to set environment variables in pytest.ini or pyproject.toml file

Thin-wrapper around the mock package for easier use with pytest