Data validation using Python type hints
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structured outputs for llms
A lightweight library for converting complex objects to and from simple Python datatypes.
An implementation of the JSON Schema specification for Python
A light-weight, flexible, and expressive statistical data testing library
A flexible forms validation and rendering library for Python.
A friendly library for parsing HTTP request arguments, with built-in support for popular web frameworks, including Flask, Django, Bottle, Tornado, Pyramid, webapp2, Falcon, and aiohttp.
A serialization/deserialization/validation library for strings, mappings and lists.
Phantom types for Python.
Molecule Validation and Standardization
A tool in Python to fix invalid GeoJSON objects and files
trycast parses JSON-like values whose shape is defined by TypedDicts and other standard Python type hints.
Lightweight DataFrame validation decorators for Pandas, Polars, Modin, and PyArrow. No custom types required.
🗺️ List of GeoJSON invalid geometry issues with example files