main.py
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Examples
6
BudiBadu
Online Python Pydantic Compiler
Pydantic brings ergonomic data validation and settings management to Python by combining type hints with runtime guarantees. Models convert input data into strongly typed objects, enforce constraints, generate clear errors, and seamlessly serialize/deserialize JSON—powering frameworks like FastAPI and many internal platforms.
This compiler bundles Pydantic entirely in the browser so you can model schemas, test validators, and inspect error output without installing dependencies or configuring virtualenvs. Upload files and folders to work with local data for validation, prototype request bodies, normalize data snapshots, explore field constraints, and verify custom validators before wiring them into APIs or ETL jobs. This online compiler is completely free and requires no installation.
The examples cover essentials such as BaseModel definitions, validation errors, computed fields, parsing arbitrary objects, settings management, and root validators. Use them to teach data modeling, document contracts for frontend teams, or iterate on strict parsing logic in isolation.
Who Should Use This
- Backend engineers designing request/response schemas
- Data engineers normalizing ingestion pipelines
- Platform teams managing typed configuration and secrets
- FastAPI/Starlette developers validating payloads
- Students learning modern Python typing and validation
Part of the BudiBadu Ecosystem
Specialized Online Python compiler powered by Pyodide WebAssembly. Run Python Library directly in your browser with zero setup.
Pyodide
WebAssembly
Monaco Editor
Python 3.13