Type Safety Python Packages

result

NOT MAINTAINED - A simple Rust like Result type for Python 3. Fully type annotated.

2.7M 2K 91

returns

Make your functions return something meaningful, typed, and safe!

1.1M 4K 146

undictify

Python library providing type-checked function calls at runtime

54K 98 9

dynamoquery

Python AWS DynamoDB ORM

36K 28 6

koda

Type-safe functional tools for Python.

23K 99 6

assertpy2

Fluent assertion library for Python with composable matchers, structural matching, and full type safety

14K 3 1

affinity-sdk

Unofficial strongly-typed Python SDK for the Affinity CRM API - full read/write coverage, Pydantic v2, MCP server included. For when you need more than Affinity's official MCP

9K 0 1

safe-assert

Safe and composable assert for Python that can be used together with optimised mode

6K 19 1

pedantic

Some useful decorators for any situation. Includes runtime type checking.

6K 25 2

mocksafe

Type-safe mocking for Python.

6K 13 2

toolz-stubs

Type stubs for toolz and tlz.

5K 5 3

pydantic-jsonschema

Convert JSON Schema into Pydantic models with runtime validation.

5K 4 0

safe-result

A Python package for elegant error handling, inspired by Rust's Result type

5K 173 7

pydantic-prism

Tag pydantic fields once; derive API/storage/audit/LLM faces with PII classification and a ref graph that survives projection.

4K 0 0

static-typing

Add static type information into Python abstract syntax trees.

3K 8 2

tomlev

TomlEv - Open-source Python framework to easy manage environment variables

2K 4 0

data-reliability-index

Data Reliability Index is a Python package for attaching trust metadata to data, scoring reliability, and filtering records through explicit policies before they are used in analysis, APIs, or pipelines.

2K 1 0