Hiro provides context managers and utilities to either freeze, accelerate or decelerate and jump between different points in time. Functions exposed by the standard library’s time, datetime and date modules are patched within the contexts exposed.

This package provides a Twisted plugin for Pytest.

This package contains a plugin for the Pytest framework that provides advanced doctest support and enables the testing of reStructuredText files.

pytest-repeat is a plugin for Pytest that makes it enables repeating a single test, or multiple tests, a specific number of times.

Ruff aims to be orders of magnitude faster than alternative tools while integrating more functionality behind a single, common interface. Ruff can be used to replace Flake8 (plus dozens of plugins), Black, isort, pydocstyle, pyupgrade, autoflake, and more, all while executing tens or hundreds of times faster than any individual tool.

This package provides a language-independent test suite for validating HTTP multipart/form-data parsers and generators.

slotscheck is a tool to validate Python class __slots__.

This package provides a utility for mocking out the Python libraries HTTPX and HTTPCore.

This package provides a z3-powered solver (theorem prover) for Deal.

This package provides a plugin to run pycodestyle for the pytest framework.

green is a Python test runner that describes itself as:

Clean

Low redundancy in output. Result statistics for each test is vertically aligned.

Colorful

Terminal output makes good use of color when the terminal supports it.

Fast

Tests run in independent processes (one per processor by default).

Powerful

Multi-target and auto-discovery support.

Traditional

It uses the normal unittest classes and methods.

Descriptive

Multiple verbosity levels, from just dots to full docstring output.

Convenient

Bash-completion and ZSH-completion of options and test targets.

Thorough

Built-in integration with coverage.

This library provides a way to check examples in your code and documentation by parsing them from their source and evaluating the parsed examples as part of your normal test run. Integration is provided for the main Python test runners.

This package provides a simple assertion library for unit testing in Python with a fluent API.

Pytest Helpers Namespace Plugin provides a helpers pytest namespace which can be used to register helper functions without requiring someone to import them in their actual tests to use them.

This package provides home directory fixtures for pytest.

Sure is a python library that leverages a DSL for writing assertions. Sure is heavily inspired by RSpec Expectations and should.js.

This package provides a plugin for snapshot testing with pytest. It can be used to test that the value of an expression does not change unexpectedly.

This package provides a tag-expression parser for Cucumber and behave.

This package provides Pytest plugin which splits the test suite to equally sized sub suites based on test execution time.

This package provides a Python implementation of the Java library of the same name. It eases monkey patching, for example to stub out side effects when unit testing.

This package is a set of opinionated helpers for creating py.test fixtures for your smoke testing and integration testing. It strives to keep your environment definition declarative, like a docker-compose.yml. It embraces py.test fixture overloading.

This package provides a pytest plugin to re-run tests to eliminate flaky failures.

This package provides a Pytest plugin for customizing string representations of doctest results. It can change the display hook used by doctest to render the object representations.

This package provides a flake8 extension to lint for newline after class definitions.