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What are the main Python web frameworks and their use cases?

Senior Python
Quick Answer Python web frameworks: Django (full-stack, batteries-included, ORM, admin, auth - for full web apps), Flask (micro-framework, flexible, choose your own components - for APIs and small apps), FastAPI (modern, async, auto-generates OpenAPI docs, Pydantic validation - for high-performance APIs), Tornado (async, websockets). FastAPI is the fastest growing choice for new REST APIs.

Answer

Flask: Lightweight and flexible, ideal for microservices.
Django: Full-featured framework with ORM, admin, and authentication.
FastAPI: High-performance async API framework.
Pyramid/Tornado: Used for scalable or asynchronous workloads.
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