--- /dev/null
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+PYTHON_COMPAT=( python2_7 python3_4 python3_5)
+
+inherit distutils-r1
+
+DESCRIPTION="OpenStack Common DB Code"
+HOMEPAGE="https://launchpad.net/oslo"
+SRC_URI="mirror://pypi/${PN:0:1}/oslo.db/oslo.db-${PV}.tar.gz"
+S="${WORKDIR}/oslo.db-${PV}"
+
+LICENSE="Apache-2.0"
+SLOT="0"
+KEYWORDS="~amd64 ~arm64 ~x86"
+IUSE="+sqlite mysql postgres"
+REQUIRED_USE="|| ( mysql postgres sqlite )"
+
+CDEPEND=">=dev-python/pbr-2.0.0[${PYTHON_USEDEP}]
+ !~dev-python/pbr-2.1.0[${PYTHON_USEDEP}]"
+DEPEND="
+ dev-python/setuptools[${PYTHON_USEDEP}]
+ ${CDEPEND}
+"
+RDEPEND="
+ ${CDEPEND}
+ >=dev-python/alembic-0.8.10[${PYTHON_USEDEP}]
+ >=dev-python/debtcollector-1.2.0[${PYTHON_USEDEP}]
+ >=dev-python/oslo-i18n-2.1.0[${PYTHON_USEDEP}]
+ >=dev-python/oslo-i18n-3.15.2[${PYTHON_USEDEP}]
+ >=dev-python/oslo-config-4.0.0[${PYTHON_USEDEP}]
+ !~dev-python/oslo-config-4.3.0[${PYTHON_USEDEP}]
+ !~dev-python/oslo-config-4.4.0[${PYTHON_USEDEP}]
+ >=dev-python/oslo-utils-3.20.0[${PYTHON_USEDEP}]
+ sqlite? (
+ >=dev-python/sqlalchemy-1.0.10[sqlite,${PYTHON_USEDEP}]
+ !~dev-python/sqlalchemy-1.1.5[sqlite,${PYTHON_USEDEP}]
+ !~dev-python/sqlalchemy-1.1.6[sqlite,${PYTHON_USEDEP}]
+ !~dev-python/sqlalchemy-1.1.7[sqlite,${PYTHON_USEDEP}]
+ !~dev-python/sqlalchemy-1.1.8[sqlite,${PYTHON_USEDEP}]
+ )
+ mysql? (
+ dev-python/mysql-python
+ >=dev-python/sqlalchemy-1.0.10[${PYTHON_USEDEP}]
+ !~dev-python/sqlalchemy-1.1.5[${PYTHON_USEDEP}]
+ !~dev-python/sqlalchemy-1.1.6[${PYTHON_USEDEP}]
+ !~dev-python/sqlalchemy-1.1.7[${PYTHON_USEDEP}]
+ !~dev-python/sqlalchemy-1.1.8[${PYTHON_USEDEP}]
+ )
+ postgres? (
+ dev-python/psycopg:2
+ >=dev-python/sqlalchemy-1.0.10[${PYTHON_USEDEP}]
+ !~dev-python/sqlalchemy-1.1.5[${PYTHON_USEDEP}]
+ !~dev-python/sqlalchemy-1.1.6[${PYTHON_USEDEP}]
+ !~dev-python/sqlalchemy-1.1.7[${PYTHON_USEDEP}]
+ !~dev-python/sqlalchemy-1.1.8[${PYTHON_USEDEP}]
+ )
+ >=dev-python/sqlalchemy-migrate-0.11.0[${PYTHON_USEDEP}]
+ >=dev-python/stevedore-1.20.0[${PYTHON_USEDEP}]
+ >=dev-python/six-1.9.0[${PYTHON_USEDEP}]
+"