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Which method must be overridden when creating a custom middleware class in FastAPI?

easy📝 Syntax Q12 of 15
FastAPI - Middleware and Hooks
Which method must be overridden when creating a custom middleware class in FastAPI?
Adispatch
Bexecute
Cprocess
Dhandle_request
Step-by-Step Solution
Solution:

  1. Step 1: Recall FastAPI middleware structure

    Custom middleware classes override the dispatch method to handle requests.

  2. Step 2: Match method names

    Only dispatch is the correct method name; others are invalid in FastAPI middleware.

  3. Final Answer:

    dispatch -> Option A

  4. Quick Check:

    dispatch method overrides middleware behavior [OK]
Quick Trick: dispatch handles request and response in middleware [OK]
Common Mistakes:
MISTAKES
  • Using incorrect method names like handle_request
  • Confusing middleware methods with route handlers
  • Forgetting to override dispatch method

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