darrenburns / pytest-clarity

A plugin to improve the output of pytest with colourful unified diffs

pytest-clarity

A pytest plugin which brings the coloured diff output from the Ward test framework to pytest.

After

Before

Requirements

Supports Python 3.6+.

Installation

You can install "pytest-clarity" via pip:

$ pip install pytest-clarity

Usage

Install the plugin as described above.

The plugin will only be activated when the -vv option is supplied to pytest.

You can configure the width of the output with the --diff-width option:

pytest -vv --diff-width=60

You can force pytest-clarity to show a symbolic diff with --diff-symbols:

pytest -vv --diff-symbols