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Here's my thought on 💭 Handling Errors - FastAPI
This page shows how to customize your fastapi errors. I found this very useful to setup common templates so that I can return the same 404's both programatically and by default, so it all looks the same to the end user.
from fastapi import FastAPI, Request from fastapi.responses import JSONResponse class UnicornException(Exception): def __init__(self, name: str): self.name = name app = FastAPI() @app.exception_handler(UnicornException) async def unicorn_exception_handler(request: Request, exc: UnicornException): return JSONResponse( status_code=418, content={"message": f"Oops! {exc.name} did something. There goes a rainbow..."}, ) @app.get("/unicorns/{name}") async def read_unicorn(name: str): if name == "yolo": raise UnicornException(name=name) return {"unicorn_name": name}
This post was a thought by Waylon Walker see all my thoughts at https://waylonwalker.com/thoughts