dev-python/Babel: Use distutils_enable_sphinx

Signed-off-by: Michał Górny <mgorny@gentoo.org>

dev-python/Babel/Babel-2.7.0.ebuild

@@ -15,37 +15,25 @@ SRC_URI="mirror://pypi/${PN:0:1}/${PN}/${P}.tar.gz"
 LICENSE="BSD"
 SLOT="0"
 KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~x64-solaris"
-IUSE="doc test"
+IUSE="test"
 RESTRICT="!test? ( test )"
 
 RDEPEND="dev-python/pytz[${PYTHON_USEDEP}]
 	dev-python/setuptools[${PYTHON_USEDEP}]"
 DEPEND="${DEPEND}
-	doc? ( $(python_gen_any_dep 'dev-python/sphinx[${PYTHON_USEDEP}]') )
 	test? ( dev-python/freezegun[${PYTHON_USEDEP}]
 		dev-python/pytest[${PYTHON_USEDEP}] )"
 
-python_check_deps() {
-	use doc || return 0
-	has_version "dev-python/sphinx[${PYTHON_USEDEP}]"
-}
+distutils_enable_sphinx docs
 
 python_prepare_all() {
 	# Make the tests use implementation-specific datadir,
 	# because they try to write in it.
 	sed -e '/datadir =/s:os\.path\.dirname(__file__):os.environ["BUILD_DIR"]:' \
 		-i tests/messages/test_frontend.py || die
-	sed -e '/^intersphinx_mapping/,+3d' -i docs/conf.py || die
 	distutils-r1_python_prepare_all
 }
 
-python_compile_all() {
-	if use doc; then
-		emake -C docs html
-		HTML_DOCS=( docs/_build/html/. )
-	fi
-}
-
 python_test() {
 	local -x TZ=UTC