Advanced Python · interview question
What is the healthiest performance judgment around decorator factories?
Multiple choiceMediumchapter-14-curatedpremiumadvanced-pythondecorator-factories
def retry(times: int):
def decorate(fn):
return fn
return decorateAnswer and explanation
Correct answer
B. Measure before optimizing, then change the part that actually dominates cost instead of guessing from style alone.
Why
Premature optimization is usually weaker than targeted optimization backed by measurement.
Test yourself on Advanced Python
A free test with instant, explained results. No account needed.
More Advanced Python questions
- Which move is the best default when functools.wraps becomes part of this workflow?
- What do interviewers usually hear as a strong signal when you discuss decorator factories well?
- Which explanation would sound strongest in an interview when discussing functools.wraps?
- Which explanation would sound strongest in an interview when discussing contextlib helpers?
- What assumption should be made explicit when working with contextlib helpers?
- Which option treats decorator factories as an engineering policy decision instead of a syntax trick?