Validation

A library for runtime type checking and validation of python values

Data validation using Python type hints

Core functionality for Pydantic validation and serialization

An implementation of JSON Schema validation for Python

The JSON Schema meta-schemas and vocabularies, exposed as a Registry

A non-validating SQL parser.

Validate configuration and produce human readable error messages.

A pure python RFC3339 validator

A robust email address syntax and deliverability validation library.

Simple data validation library

Validates fully-qualified domain names against RFC 1123, so that they are acceptable to modern bowsers

Validating URI References per RFC 3986

Pure python rfc3986 validator

Always know what to expect from your data.

Python Data Validation for Humans™

Python version of Google's common library for parsing, formatting, storing and validating international phone numbers.

A fast serialization and validation library, with builtin support for JSON, MessagePack, YAML, and TOML.

OpenAPI 2.0 (aka Swagger) and OpenAPI 3 spec validator

OpenAPI schema validation for Python

A light-weight and flexible data validation and testing tool for statistical data objects.

Config file reading, writing and validation.

pathvalidate is a Python library to sanitize/validate a string such as filenames/file-paths/etc.

An XML Schema validator and decoder

A library for exploring and validating machine learning data.

Python data validation library

GenSON is a powerful, user-friendly JSON Schema generator.

typepy is a Python library for variable type checker/validator/converter at a run time.

Easy & clean function parameters validation

Python lib/cli for JSON/YAML schema validation

Declarative parsing and validation of HTTP request objects, with built-in support for popular web frameworks, including Flask, Django, Bottle, Tornado, Pyramid, Falcon, and aiohttp.

A check digit library for data validation

flake8 plugin to call black as a code style validator

Parsing and validation of URIs (RFC 3986) and IRIs (RFC 3987)

A schema and validator for YAML.

Validates X.509 certificates and paths; forked from wbond/certvalidator

Converts a Python dictionary or other native data type into a valid XML string.

A simple library for runtime type-checking.

Python version of Google's common library for parsing, formatting, storing and validating international phone numbers.

JSON Schema Draft v7 (http://json-schema.org/) formatting with marshmallow

An extension for flake8 that validates cognitive functions complexity

Utility functions for strings validation and manipulation.

Clean, filter and sample URLs to optimize data collection – includes spam, content type and language filters.

Data management framework for Python that provides functionality to describe, extract, validate, and transform tabular data

Cuenca common validations

A common library for the validations framework

A reusable Django field that allows you to store validated JSON in your model.

Validation of Swagger specifications

Google Maps Addressvalidation API client library

Always know what to expect from your data.