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Global exception handler

Your API to update inventory has been getting more use, and some users have started to complain that validation errors encoded in JSON are hard to read. Let's create a global error handler to return request validation errors as plain text.

The RequestValidationError exception has been pre-loaded for you.

Bu egzersiz, kursun bir parçasıdır

Deploying AI into Production with FastAPI

Kursa Göz Atın

Egzersiz talimatları

  • Import the class for plain text responses.
  • Annotate validation_exception_handler as a global exception handler.
  • Return a plain text response for any validation exception.

Uygulamalı etkileşimli egzersiz

Bu egzersizi bu örnek kodu tamamlayarak deneyin.

# Import class for plain text response
from fastapi.responses import ____

app = FastAPI()

# Create global exception handler
@app.____(RequestValidationError)
async def validation_exception_handler(request, exc):
    # Return plain text response
    return ____(str(exc), status_code=400)
Kodu Düzenle ve Çalıştır