Unverified50% confidenceFactExact time
PEP 517 defines the build process and interface specification from source packages to wheels, introduces the role of the build backend, and requires projects to declare build-backend and requires in the [build-system] table of pyproject.toml, based on which installation tools invoke standard hooks such as build_wheel in an isolated environment.
1
Sources
50%
Confidence
Long-term
Relevance
10/13/2026
First Seen
Sources
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