--- a/click-7.0.ebuild	2019-10-02 07:09:30.794447215 +0100
+++ a/click-7.0.ebuild	2019-10-02 17:26:03.946036521 +0100
@@ -23,6 +23,8 @@ 
 		dev-python/pallets-sphinx-themes[${PYTHON_USEDEP}]
 		>=dev-python/sphinx-1.7.5-r1[${PYTHON_USEDEP}] )"
 
+BDEPEND="doc? ( dev-python/click )"
+
 python_prepare_all() {
 	# Prevent un-needed d'loading
 	sed -e "s/, 'sphinx.ext.intersphinx'//" -i docs/conf.py || die