dev-python/sphinx-gallery: fixup nose dep

Remove setup_requires=['nose'] from setup.py.

Package-Manager: Portage-2.3.3_p32, Repoman-2.3.1_p25

dev-python/sphinx-gallery/sphinx-gallery-0.1.7-r1.ebuild

@@ -15,7 +15,8 @@ SRC_URI="mirror://pypi/${PN:0:1}/${PN}/${P}.tar.gz"
 LICENSE="BSD"
 SLOT="0"
 KEYWORDS="~amd64 ~x86 ~amd64-linux ~x86-linux"
-IUSE=""
+IUSE="test"
+RESTRICT="!test? ( test )"
 
 RDEPEND="
 	dev-python/matplotlib[${PYTHON_USEDEP}]
@@ -24,10 +25,16 @@ RDEPEND="
 "
 # yes nose is somehow required besides testing
 DEPEND="
-	dev-python/nose[${PYTHON_USEDEP}]
 	dev-python/setuptools[${PYTHON_USEDEP}]
+	test? ( >=dev-python/nose-1.0[${PYTHON_USEDEP}] )
 "
 
+python_prepare_all() {
+	# Remove setup_requires=['nose']
+	sed -i -e /setup_requires/d setup.py || die
+	distutils-r1_python_prepare_all
+}
+
 python_test() {
 	echo 'backend: agg' > matplotlibrc
 	VARTEXFONTS="${T}"/fonts MPLCONFIGDIR="${BUILD_DIR}" \