<<< packages_pkgcheck_scan >>> DistutilsNonPEP517Build: version 2019.05.05: uses deprecated non-PEP517 build mode, please switch to DISTUTILS_USE_PEP517=... DistutilsNonPEP517Build: version 9999: uses deprecated non-PEP517 build mode, please switch to DISTUTILS_USE_PEP517=...