Retry amplification across layers
Review this Python layered-retry across a call chain.
What a strong answer looks like
Separate real bugs from style. Rank issues by severity, point at the root cause rather than the symptom, and suggest a concrete fix, specific and kind.
0:00 of about 30 min
Mark a line and say what kind of problem it is.0 findings
1def get_price(item):
2 for _ in range(3):
3 try:
4 return pricing_client.fetch(item) # also retries 3x internally
5 except TransientError:
6 continue
7 raise PricingUnavailable()
8
9def checkout(cart):
10 return [get_price(i) for i in cart.items] # called by an endpoint that retries 3x
Which questions mattered is sealed until you submit. Telling you now would just be handing over the edge cases.
Run or narrate your approach, then ask the coach.