python-virtualenv: use alternatives

srcpkgs/python-virtualenv/template

@@ -1,7 +1,7 @@
 # Template file for 'python-virtualenv'
 pkgname=python-virtualenv
 version=15.0.1
-revision=1
+revision=2
 noarch=yes
 wrksrc="virtualenv-${version}"
 build_style=python-module
@@ -15,17 +15,14 @@ homepage="https://virtualenv.pypa.io/"
 license="MIT"
 distfiles="${PYPI_SITE}/v/virtualenv/virtualenv-${version}.tar.gz"
 checksum=1a74278b8adb383ce4c7619e33c753b1eb7b58dc1e449601c096ca4b76125f84
+alternatives="virtualenv:virtualenv:/usr/bin/virtualenv2.7"
 
-pre_build() {
-	sed -i '/^#!/d' virtualenv.py
-}
 post_install() {
-	cp -f ${DESTDIR}/usr/bin/virtualenv{,3.4}
-	replace_interpreter python ${DESTDIR}/usr/bin/virtualenv
 	vlicense LICENSE.txt LICENSE
 }
 
 python3.4-virtualenv_package() {
+	alternatives="virtualenv:virtualenv:/usr/bin/virtualenv3.4"
 	noarch=yes
 	depends="python3.4-setuptools"
 	pycompile_version="3.4"