PyPI · pypi.org

pdm-backend

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

Why PkgRadar flagged 2.4.9

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

Scanned versions

Version	Verdict	Score	Scanned (UTC)
`2.4.9`	Review	7	2026-06-05

Block this in CI

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

pkgradar gate --ecosystem pypi pdm-backend==2.4.9