testing/py-nwdiag: enable py3

testing/py-nwdiag/APKBUILD

@@ -3,22 +3,20 @@
 pkgname=py-nwdiag
 _pkgname=nwdiag
 pkgver=1.0.4
-pkgrel=0
+pkgrel=1
 pkgdesc="A Python tool  to generate network-diagram image"
 url="https://pypi.python.org/pypi/nwdiag"
 arch="noarch"
 license="ASL 2.0"
-depends="python2 py-pillow py-funcparserlib py-blockdiag"
-depends_dev=""
-makedepends="python2-dev py-setuptools"
-install=""
-subpackages=""
+depends="py-pillow py-funcparserlib py-blockdiag"
+makedepends="python2-dev python3-dev py-setuptools"
+subpackages="py2-${pkgname#py-}:_py2 py3-${pkgname#py-}:_py3"
 source="https://files.pythonhosted.org/packages/source/${_pkgname:0:1}/$_pkgname/$_pkgname-$pkgver.tar.gz"
 
-_builddir="$srcdir"/$_pkgname-$pkgver
+builddir="$srcdir"/$_pkgname-$pkgver
 prepare() {
 	local i
-	cd "$_builddir"
+	cd "$builddir"
 	for i in $source; do
 		case $i in
 		*.patch) msg $i; patch -p1 -i "$srcdir"/$i || return 1;;
@@ -26,14 +24,36 @@ prepare() {
 	done
 }
 
+
 build() {
-	cd "$_builddir"
+	cd "$builddir"
 	python2 setup.py build || return 1
+	python3 setup.py build || return 1
 }
 
 package() {
-	cd "$_builddir"
-	python2 setup.py install --prefix=/usr --root="$pkgdir" || return 1
+	mkdir -p "$pkgdir"
+}
+
+_py2() {
+	replaces="$pkgname"
+	depends="${depends//py-/py2-}"
+	_py python2
+}
+
+_py3() {
+	depends="${depends//py-/py3-}"
+	_py python3
+}
+
+_py() {
+	local python="$1"
+	pkgdesc="$pkgdesc (for $python)"
+	depends="$depends $python"
+	install_if="$pkgname=$pkgver-r$pkgrel $python"
+
+	cd "$builddir"
+	$python setup.py install --prefix=/usr --root="$subpkgdir"
 }
 
 md5sums="0d2ff1348aeff53aaf08838d0fa2c001  nwdiag-1.0.4.tar.gz"