dev-python/black: revert bump

Signed-off-by: Alessandro Barbieri <lssndrbarbieri@gmail.com>

dev-python/black/black-19.10_beta0-r2.ebuild

@@ -1,56 +0,0 @@
-# Copyright 1999-2020 Gentoo Authors
-# Distributed under the terms of the GNU General Public License v2
-
-EAPI="7"
-
-PYTHON_COMPAT=( python3_{6,7,8} )
-DISTUTILS_USE_SETUPTOOLS=rdepend
-
-inherit distutils-r1
-
-MY_PV="19.10b0"
-
-DESCRIPTION="The uncompromising Python code formatter"
-HOMEPAGE="https://github.com/psf/black https://pypi.org/project/black/"
-SRC_URI="mirror://pypi/${PN:0:1}/${PN}/${PN}-${MY_PV}.tar.gz"
-
-LICENSE="MIT"
-SLOT="0"
-KEYWORDS="~amd64 ~x86"
-
-DEPEND="
-	test? (
-		>=dev-python/aiohttp-3.3.2[${PYTHON_USEDEP}]
-		dev-python/aiohttp-cors[${PYTHON_USEDEP}]
-	)
-"
-
-RDEPEND="
-	>=dev-python/appdirs-1.4[${PYTHON_USEDEP}]
-	>=dev-python/attrs-18.1[${PYTHON_USEDEP}]
-	>=dev-python/click-6.5[${PYTHON_USEDEP}]
-	>=dev-python/mypy_extensions-0.4.3[${PYTHON_USEDEP}]
-	>=dev-python/pathspec-0.6[${PYTHON_USEDEP}]
-	>=dev-python/regex-2019.11.1[${PYTHON_USEDEP}]
-	>=dev-python/toml-0.9.4[${PYTHON_USEDEP}]
-	>=dev-python/typed-ast-1.4.0[${PYTHON_USEDEP}]
-	>=dev-python/typing-extensions-3.7.4[${PYTHON_USEDEP}]
-	$(python_gen_cond_dep 'dev-python/dataclasses[${PYTHON_USEDEP}]' python3_6)
-"
-
-S="${WORKDIR}/${PN}-${MY_PV}"
-
-python_prepare_all() {
-	# cannot get_version() for some reason so we set it here manually
-	sed -i -e "s/get_version(root=CURRENT_DIR.parent)/${MY_PV::-2}/g" \
-		-e '/for sp in "abcfr":/d' \
-		-e '/version.split(sp)/d' \
-		docs/conf.py || die
-
-	distutils-r1_python_prepare_all
-}
-
-distutils_enable_tests pytest
-# docs fail to build:: module 'black' has no attribute 'is_python36'
-# 'release': return_codes_re.sub('', self.config.release),
-#distutils_enable_sphinx docs dev-python/recommonmark