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.

A pure python RFC3339 validator

Validate configuration and produce human readable error messages.

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

Pure python rfc3986 validator

Validating URI References per RFC 3986

Always know what to expect from your data.

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

Python Data Validation for Humans™

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

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.

An XML Schema validator and decoder

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

A library for exploring and validating machine learning data.

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

Python data validation library

Easy & clean function parameters validation

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

Python lib/cli for JSON/YAML schema validation

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

A schema and validator for YAML.

A check digit library for data validation

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

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.

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

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

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

Validation of Swagger specifications

Cuenca common validations

A simple library for runtime type-checking.

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

Google Maps Addressvalidation API client library

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

flake8 plugin to call black as a code style validator

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

An official library to help Python developers easily access the SmartyStreets APIs

A common library for the validations framework

This library allows to load json configs and access the values like members (i.e., via dots), validate config field types and values and transform config fields.

Utility functions for strings validation and manipulation.