Python FastAPI Tutorial (Part 4): Pydantic Schemas - Request and Response Validation

Learn how to implement Pydantic schemas in FastAPI for request and response validation. The tutorial covers creating schema files with base models, adding field constraints like minimum and maximum length, updating GET endpoints with response models, and building a POST endpoint for creating resources. It demonstrates automatic validation, error handling, and API documentation generation through Pydantic integration, while highlighting the separation between API validation and template rendering.