**FastAPI**’nin kendi `HTTPException`’ı vardır.

Ve **FastAPI**’nin `HTTPException` hata sınıfı, Starlette’in `HTTPException` hata sınıfından kalıtım alır (inherit).

Tek fark şudur: **FastAPI**’nin `HTTPException`’ı `detail` alanı için JSON’a çevrilebilir herhangi bir veri kabul ederken, Starlette’in `HTTPException`’ı burada sadece string kabul eder.

      to that Work or Derivative Works thereof, that is intentionally
      submitted to Licensor for inclusion in the Work by the copyright owner
      or by an individual or Legal Entity authorized to submit on behalf of
      the copyright owner. For the purposes of this definition, "submitted"
      means any form of electronic, verbal, or written communication sent

errors.app.db.already.updated = Es posible que ya haya sido actualizado por otro proceso. Por favor, inténtelo de nuevo.
errors.app.db.already.exists = Los datos ya existen. Por favor, inténtelo de nuevo.
errors.app.double.submit.request = Es posible que esta solicitud ya se haya procesado. Por favor, inténtelo de nuevo.
# _/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/
# you can define your messages here:
# e.g.

      to that Work or Derivative Works thereof, that is intentionally
      submitted to Licensor for inclusion in the Work by the copyright owner
      or by an individual or Legal Entity authorized to submit on behalf of
      the copyright owner. For the purposes of this definition, "submitted"
      means any form of electronic, verbal, or written communication sent

errors.app.db.already.exists = Die Daten sind bereits vorhanden. Bitte versuchen Sie den Vorgang erneut.
errors.app.double.submit.request = Es wurde möglicherweise vor dieser Anfrage verarbeitet. Bitte versuchen Sie den Vorgang erneut.
# _/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/
# you can define your messages here:

Derivative Works thereof, that is intentionally submitted to Licensor for 
inclusion in the Work by the copyright owner or by an individual or Legal 
Entity authorized to submit on behalf of the copyright owner. For the 
purposes of this definition, "submitted" means any form of electronic, 
verbal, or written communication sent to the Licensor or its 

errors.app.db.already.updated = It may have been updated by another process. Please try again.
errors.app.db.already.exists = The data already exists. Please try again.
errors.app.double.submit.request = It may have been processed before this request. Please try again.
# _/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/
# you can define your messages here:
# e.g.
# errors.xxx = ...

errors.app.db.already.updated = It may have been updated by another process. Please try again.
errors.app.db.already.exists = The data already exists. Please try again.
errors.app.double.submit.request = It may have been processed before this request. Please try again.
# _/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/
# you can define your messages here:
# e.g.
# errors.xxx = ...

Unutmamanız gereken önemli nokta şudur: `sub` anahtarı, tüm uygulama genelinde benzersiz bir tanımlayıcı olmalı ve string olmalıdır.

## Kontrol Edelim { #check-it }

Server'ı çalıştırın ve docs'a gidin: [http://127.0.0.1:8000/docs](http://127.0.0.1:8000/docs).

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