Snapshot Testing Python Packages

syrupy

:pancakes: The sweeter pytest snapshot plugin

pytest-snapshot

A plugin for snapshot testing with pytest.

inline-snapshot

inline-snapshot boosts efficiency when writing tests by generating code with the expected values and simplifies snapshot tests with pytest.

pytest-accept

A pytest plugin for automatically updating doctest outputs

prysk

Functional tests for command line applications

booktest

Lumoa Booktest for review driven quality assurance

headless-kivy

Headless renderer and test helper for Kivy framework

pytest-verify

a snapshot testing plugin for pytest that ensures your test outputs remain consistent across runs.

headless-kivy-pi

Headless renderer for Kivy framework

touca

Continuous Regression Testing for Engineering Teams

touca-fbs

Auto-generated python implementation of Touca FlatBuffers schema

dash-snapshot-testing

Dash snapshot testing package

inline-snapshot-phash

Perceptual hash storage protocol for inline-snapshot

verify-diff-viewer

A fast terminal diff viewer for pytest-verify

hdat

High Dimensional Algorithm Tester: A tool for manually verifying high-dimensionality algorithms.

agentsnap-py

Snapshot tests for AI agents. Record an agent's tool-call trace, diff against a baseline, fail CI on regressions. Python port of @mukundakatta/agentsnap.

pytest-duckdb

pytest plugin for SQL pipeline testing with DuckDB — load fixtures, run queries, snapshot results

pyviztest

A Visual Testing Library in Python. Works with Playwright, Selenium. Can generate Allure Report.

prysk-windows

Functional tests for command line applications