Validation

A simple library for file validation

Data serialization and validation library

Add async validation to pydantic

Automatically updated list of valid TLDs taken directly from IANA

System-wide Python package discovery, validation, and allow-listing.

Validation of input4MIPs data (checking file formats, metadata etc.).

Email validator with regex, blacklisted domains and SMTP checking.

Python library for data validation on DataFrame APIs including Snowflake/Snowpark, Apache/PySpark and Pandas/DataFrame.

Goodtables is a framework to inspect tabular data.

AWS-Lambda-Env-Modeler is a Python library designed to simplify the process of managing and validating environment variables in your AWS Lambda functions.

Command line program to validate and convert CITATION.cff files.

A chess library with move generation, move validation, and support for common formats.

Validate and generate the control digit of a CLABE in Mexico

A command-line, continuous integration tool for Looker and LookML.

Always know what to expect from your data.

Use type annotations for automatic request validation in Django REST Framework

**Deal** is a Python library for [design by contract][wiki] (DbC) programming.

FastAPI Validation

A MkDocs plugin that validates URL in rendered HTML files

Convert valid HTML input to docx.

A simple validation DSL.

ridiculously fast object serialization

Provides UI to build custom data validation rules for data in Nautobot

Validate and store VAT Information Exchange System (VIES) data in Django.

Tools to work with Amsterdam Schema.

Type-safe Python

Youtube Autonomous Validation Module

A project metadata validator

Financial crime domain data validation and normalization library.

A dataframe modelling library built on top of polars and pydantic.

Linting and validation tool for STAC assets

automated metadata validation for ONS metadata templates

A simple library for validating data contained in CSV files or similar row-oriented data sources.

A python library containing automated data validation tools for the Atmos Data Service

Validation library for Python.

Given a Frictionless Table Schema, generates an Excel template with input validation

Package that provides scikit-learn compatible cross validators with stratification for multilabel data

Package for validating your machine learning model and data

VAT validation for Python

Dataclass Type Validator Library

Find out if your data is what you think it is.

A Django reusable app that provides validators and a form field that checks the strength of a password

Decorator for REST endpoints in flask. Validate JSON request data.

An extension for flake8 that validates functions names, decomposition and conformity with annotations.

Elasticsearch Client builder, complete with schema validation

Runtime validators for attrs

An async ORM with fastapi in mind and pydantic validation.

FastAPI request validation with i18n error message