Assertion Library Python Packages

pytest-check

A pytest plugin that allows multiple failures per test.

delayed-assert

Delayed aka. Soft assert for python

grappa

Behavior-oriented, expressive, human-friendly Python assertion library for the 21st century

assertionlib

A package for performing assertions and providing informative exception messages.

fluentcheck

Fluent assertions for Python

grappa-http

HTTP assertion plugin for grappa

aisert

Assert-style validation library for AI outputs - ensure your LLMs behave exactly as expected.

quorum-gate

Speculate in isolation; promote on verification. Run checks on a throwaway branch; only promote proven changes.