Input Validation Python Packages

pydantic-ai-shields

Guardrail capabilities for Pydantic AI — cost tracking, prompt injection detection, PII filtering, secret redaction, tool permissions, and async guardrails. Built on pydantic-ai's native capabilities API.

pydantic-ai-middleware

Guardrail capabilities for Pydantic AI — cost tracking, prompt injection detection, PII filtering, secret redaction, tool permissions, and async guardrails. Built on pydantic-ai's native capabilities API.

userprovided

A Python package to check input for validity and plausibility. Convert input into standardized formats.

cooked-input

Cooked Input library for getting and validating input from the command line.

phx-filters

Opinionated schema validation for Python - chain type-safe filters with | like UNIX pipes

nitro-validator

Validate data in one line. 51+ built-in rules, zero dependencies, clean pipe syntax.

little-canary

Sacrificial LLM instances as behavioral probes for prompt injection detection

typed-input

Effortless type-safe user input for integers, floats, dates, and more...

ctkentrymsg

CTkEntry widget with message functionality

ai-workflow-automator

ai-workflow-automator turns plain text into validated AI pipeline configs for seamless serverless data workflows.

gae-validators

User input validation with defaults for the Google App Engine datastore.

payload-validator

Validating payload datas for Python

rangeforce

Developer-friendly value range checks with user-friendly error messages

clap-api

Powerful and advanced command line interface building library

janus-validation

A Python library for robust data validation, serialization, and schema versioning.

wr-schemas

wr-schemas

lightcli

A lightweight terminal interaction library for Python

inputvalidation

A python module to validate input.