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Pytest v7.4.0

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How-to guides

How to invoke pytest

How to write and report assertions in tests

How to use fixtures

How to mark test functions with attributes

How to parametrize fixtures and test functions

How to use temporary directories and files in tests

How to monkeypatch/mock modules and environments

How to run doctests

How to re-run failed tests and maintain state between test runs

How to manage logging

How to capture stdout/stderr output

How to capture warnings

How to use skip and xfail to deal with tests that cannot succeed

How to install and use plugins

Writing plugins

Writing hook functions

How to use pytest with an existing test suite

How to use unittest-based tests with pytest

How to run tests written for nose

How to implement xunit-style set-up

How to set up bash completion

Reference guides

Fixtures reference

Plugin List

Configuration

API Reference

Constants

Functions

Marks

Fixtures

Hooks

Collection tree objects

Objects

Global Variables

Environment Variables

Exceptions

Warnings

Configuration Options

Command-line Flags

Explanation

Anatomy of a test

About fixtures

Good Integration Practices

Flaky tests

pytest import mechanisms

Further topics

Examples and customization tricks

Overview

Demo of Python failure reports with pytest

Basic patterns and examples

Parametrizing tests

Working with custom markers

A session-fixture which can look at all collected tests

Changing standard (Python) test discovery

Working with non-python tests

Backwards Compatibility Policy

Deprecations and Removals

Contribution getting started

Development Guide

Sponsor

pytest for enterprise

License

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History

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Talks and Tutorials

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