#Fastapi

26 questions

What is FastAPI and why is it popular?FastAPI#frameworkJunior
How do you define routes (path operations)?FastAPI#frameworkJunior
How do path and query parameters work?FastAPI#frameworkJunior
What are Pydantic models in FastAPI?FastAPI#validationJunior
How do you receive a JSON request body?FastAPI#frameworkJunior
What is response_model for?FastAPI#frameworkJunior
How does FastAPI generate automatic documentation?FastAPI#frameworkJunior
When should you use async def vs def for endpoints?FastAPI#asyncJunior
How do you set status codes and headers?FastAPI#frameworkJunior
How do you add validation constraints to parameters?FastAPI#validationJunior
How does dependency injection (Depends) work?FastAPI#diMiddle
How do you write custom validation in Pydantic?FastAPI#validationMiddle
How do you handle errors and raise HTTP exceptions?FastAPI#error-handlingMiddle
How does middleware work in FastAPI?FastAPI#frameworkMiddle
How do BackgroundTasks work?FastAPI#frameworkMiddle
How do you structure a large app with APIRouter?FastAPI#frameworkMiddle
How do you handle form data and file uploads?FastAPI#frameworkMiddle
How do you integrate a SQL database with FastAPI?FastAPI#dataMiddle
How do you manage settings with Pydantic?FastAPI#frameworkMiddle
How do you handle WebSockets in FastAPI?FastAPI#frameworkSenior
How do you run robust background jobs (Celery/ARQ)?FastAPI#architectureSenior
How do you deploy a FastAPI app to production?FastAPI#architectureSenior
How do you model nested and complex request bodies?FastAPI#validationMiddle
What response types can you return beyond JSON?FastAPI#frameworkMiddle
What advanced dependency patterns does FastAPI support?FastAPI#diSenior
What changed in Pydantic v2 and why does it matter for FastAPI?FastAPI#validationSenior