python-sqlalchemy-migrate: use alternatives

srcpkgs/python-sqlalchemy-migrate/template

@@ -1,9 +1,10 @@
 # Template file for 'python-sqlalchemy-migrate'
 pkgname=python-sqlalchemy-migrate
 version=0.10.0
-revision=1
+revision=2
 noarch=yes
 wrksrc="${pkgname#*-}-${version}"
+build_style=python-module
 python_versions="2.7 3.4"
 hostmakedepends="python-setuptools python3.4-setuptools python-pbr python3.4-pbr"
 depends="python-pbr python-SQLAlchemy python-decorator python-six python-sqlparse python-tempita"
@@ -15,32 +16,18 @@ license="MIT"
 distfiles="${PYPI_SITE}/s/sqlalchemy-migrate/sqlalchemy-migrate-${version}.tar.gz"
 checksum=f83c5cce9c09e5c05527279b7fe1565b32e5353342ff30b24f594fa2e5a7e003
 
-pre_build() {
-	cp -a ${wrksrc} /tmp/migrate-2.7
-	cp -a ${wrksrc} /tmp/migrate-3.4
-	mv /tmp/migrate-{2.7,3.4} ${wrksrc}
+alternatives="
+ migrate:migrate-repository:/usr/bin/migrate-repository2.7
+ migrate:migrate:/usr/bin/migrate2.7"
 
-	cd ${wrksrc}/migrate-3.4
-	sed -i 's,\(migrate\) =,\13 =,;s,\(migrate-repository\) =,\13 =,' setup.cfg
-	find migrate -type f -name '*.py' -exec sed -i '/^#!/s,python$,&3.4,' {} +
-}
-
-do_build() {
-	for pyver in $python_versions; do
-		cd ${wrksrc}/migrate-${pyver}
-		python${pyver} setup.py build
-	done
-}
-
-do_install() {
-	for pyver in $python_versions; do
-		cd ${wrksrc}/migrate-${pyver}
-		python${pyver} setup.py install --root=${DESTDIR}
-	done
+post_install() {
 	vlicense COPYING LICENSE
 }
 
 python3.4-sqlalchemy-migrate_package() {
+	alternatives="
+	 migrate:migrate-repository:/usr/bin/migrate-repository3.4
+	 migrate:migrate:/usr/bin/migrate3.4"
 	noarch=yes
 	depends="python3.4-pbr python3.4-SQLAlchemy python3.4-decorator python3.4-six
 	 python3.4-sqlparse python3.4-tempita"
@@ -48,7 +35,7 @@ python3.4-sqlalchemy-migrate_package() {
 	pycompile_module="migrate"
 	short_desc="${short_desc/Python2/Python3.4}"
 	pkg_install() {
-		vmove usr/bin/migrate*3
+		vmove usr/bin/*3.4
 		vmove usr/lib/python3.4
 		vlicense COPYING LICENSE
 	}