PyPI · pypi.org

pyyaml

Py Custom Build Backend: Non-standard PEP 517 build-backend `_pyyaml_pep517` — runs custom code at install time.

Why PkgRadar flagged 6.0.2

Severity	Signal	Evidence
medium	Py Custom Build Backend	Non-standard PEP 517 build-backend `_pyyaml_pep517` — runs custom code at install time. · pyproject.toml

Scanned versions

Version	Verdict	Score	Scanned (UTC)
`6.0.2`	Review	7	2026-06-03

Block this in CI

PkgRadar gates pyyaml (and every other dependency) before it merges. One line in your pipeline:

pkgradar gate --ecosystem pypi pyyaml==6.0.2