2.1 FastAPI: Modern & Fast
FastAPI is a modern, fast (high-performance), web framework for building APIs with Python 3.6+ based on standard Python type hints.
- Automatic Docs: Swagger UI and ReDoc out of the box.
- Validation: Powered by Pydantic.
- Async Support: Native support for
asyncandawait.
2.2 Django: The "Batteries Included" Framework
Django is a high-level Python web framework that encourages rapid development and clean, pragmatic design.
- ORM: Powerful Object-Relational Mapper.
- Admin Interface: Automatic admin interface for models.
- Security: Built-in protection against SQL injection, XSS, CSRF, etc.
2.3 Dependency Injection in FastAPI
FastAPI has a very powerful but intuitive Dependency Injection system. It allows you to declare requirements (dependencies) that your path operation functions need.
🎯 Practical Exercise
Create a simple API using FastAPI with one endpoint that accepts a JSON payload, validates it using Pydantic, and returns a response.