devel/py-threadpoolctl: Convert to USE_PYTHON=pep517

- Bump PORTREVISION for package change

devel/py-threadpoolctl/Makefile

@@ -1,5 +1,6 @@
 PORTNAME=	threadpoolctl
 PORTVERSION=	3.1.0
+PORTREVISION=	1
 CATEGORIES=	devel python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
@@ -11,12 +12,11 @@ WWW=		https://github.com/joblib/threadpoolctl
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
+BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}flit-core>=0:devel/py-flit-core@${PY_FLAVOR}
+
 USES=		python:3.7+
-USE_PYTHON=	autoplist concurrent distutils
+USE_PYTHON=	autoplist concurrent pep517
 
 NO_ARCH=	yes
 
-post-patch:
-	@${SED} -e 's|%%PORTVERSION%%|${PORTVERSION}|' ${FILESDIR}/setup.py > ${WRKSRC}/setup.py
-
 .include <bsd.port.mk>

devel/py-threadpoolctl/files/setup.py

@@ -1,14 +0,0 @@
-#!/usr/bin/env python
-# setup.py generated by flit for tools that don't yet use PEP 517
-
-from distutils.core import setup
-
-setup(name='threadpoolctl',
-      version='%%PORTVERSION%%',
-      description='threadpoolctl',
-      author='Thomas Moreau',
-      author_email='thomas.moreau.2010@gmail.com',
-      url='https://github.com/joblib/threadpoolctl',
-      py_modules=['threadpoolctl'],
-      python_requires='>=3.6',
-     )