dev-python/more-itertools: revert to the test method used by upstream

Upstream does not run doctests so we can't expect these to pass.

Closes: https://bugs.gentoo.org/668668
Signed-off-by: Louis Sautier <sbraz@gentoo.org>
Package-Manager: Portage-2.3.51, Repoman-2.3.11

dev-python/more-itertools/more-itertools-4.3.0.ebuild

@@ -23,10 +23,8 @@ DEPEND="
 		dev-python/sphinx[${PYTHON_USEDEP}]
 		dev-python/sphinx_rtd_theme[${PYTHON_USEDEP}]
 	)
-	test? (
-		${RDEPEND}
-		dev-python/pytest[${PYTHON_USEDEP}]
-	)"
+	test? (	${RDEPEND} )
+"
 
 python_compile_all() {
 	if use doc; then
@@ -36,7 +34,5 @@ python_compile_all() {
 }
 
 python_test() {
-	# Avoid ImportMismatchError, see https://bugs.gentoo.org/661412
-	pytest -vv --doctest-modules "${BUILD_DIR}"/lib/more_itertools \
-		|| die "tests fail with ${EPYTHON}"
+	"${EPYTHON}" -m unittest discover -v || die "tests fail with ${EPYTHON}"
 }