urllib3

lesson

python vcrpy pytest cassette testing yaml urllib3

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Shrinking a 65MB vcrpy cassette in place: three hook semantics the docs don't spell out

A pytest end-to-end test recording an LLM news pipeline had grown a 65.4MB cassette with 394 interactions. Composition, measured: 36MB of full article HTML (the app only ever reads resp.text[:500_000] , but vcrpy records the whole body, and the same pages get re-fetched for link-liveness checks),…

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