python-apptools: drop python2 support

PKGBUILD

 # Maintainer: Andrzej Giniewicz <gginiu@gmail.com>
 
-pkgbase=python-apptools
-pkgname=('python2-apptools' 'python-apptools')
+pkgname='python-apptools'
 pkgver=4.4.0
-pkgrel=3
+pkgrel=4
 pkgdesc="Application tools"
 arch=('any')
 url="https://github.com/enthought/apptools"
 license=('BSD')
-makedepends=('python-setuptools' 'python-traits' 'python2-setuptools' 'python2-traits')
-
+depends=('python-traits')
+makedepends=('python-setuptools')
+optdepends=('python-configobj: for apptools.preferences package'
+            'python-traitsui: for user interface to apptools')
 source=("apptools-$pkgver.tar.gz::https://github.com/enthought/apptools/archive/${pkgver}.tar.gz")
-md5sums=('7ca7ec191d20533ff7106f3ca3f951c1')
-
-prepare() {
-  cd "$srcdir"
-  cp -a apptools-${pkgver} apptools-py2-${pkgver}
-
-  cd apptools-py2-${pkgver}
-  sed -i -e "s|#![ ]*/usr/bin/env python$|#!/usr/bin/env python2|" \
-    $(find "${srcdir}" -name '*.py')
-}
+sha256sums=('00c4e6cb8c8cd59ff0464fe59de356aa6e8a2bd5a106f5841db36dab7f782a7e')
 
 build() {
-  cd "$srcdir"/apptools-py2-$pkgver
-
-  msg "Building Python2"
-  python2 setup.py build
-
   cd "$srcdir"/apptools-$pkgver
 
-  msg "Building Python3"
   python setup.py build
 }
 
-package_python2-apptools() {
-  depends=('python2-traits')
-  optdepends=('python2-configobj: for apptools.preferences package'
-              'python2-traitsui: for user interface to apptools')
-  cd "$srcdir"/apptools-py2-$pkgver
-
-  python2 setup.py install --root="$pkgdir"/  --optimize=1
-
-  install -D LICENSE.txt "$pkgdir"/usr/share/licenses/$pkgname/LICENSE
-}
-
-package_python-apptools() {
-  depends=('python-traits')
-  optdepends=('python-configobj: for apptools.preferences package'
-              'python-traitsui: for user interface to apptools')
+package() {
   cd "$srcdir"/apptools-$pkgver
 
   python setup.py install --root="$pkgdir"/  --optimize=1
 
   install -D LICENSE.txt "$pkgdir"/usr/share/licenses/$pkgname/LICENSE
 }
-