dev-python/databases: new package with deps dev-python/aiomysql dev-python/aiopg dev-python/aiosqlite dev-python/asyncpg

Signed-off-by: Piotr Staroszczyk <piotr.staroszczyk@get24.org>

dev-python/databases/databases-0.3.0.ebuild

@@ -0,0 +1,47 @@
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+PYTHON_COMPAT=( python3_{6,7,8} pypy3 )
+
+inherit distutils-r1 eutils
+
+DESCRIPTION="Async database support for Python."
+HOMEPAGE="
+    https://www.encode.io/databases/
+    https://github.com/encode/databases
+"
+# SRC_URI="mirror://pypi/${P:0:1}/${PN}/${P}.tar.gz"  # 0.3.0 is missing for now so using github temporary
+SRC_URI="https://github.com/encode/${PN}/archive/${PV}.tar.gz"
+
+LICENSE="BSD"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+
+RDEPEND=">=dev-python/sqlalchemy-1.3.0[${PYTHON_USEDEP}]
+         $(python_gen_cond_dep 'dev-python/aiocontextvars[${PYTHON_USEDEP}]' 'python3_6')"
+
+# autoflake, codecov also required for tests?
+DEPEND="test? ( dev-python/black[${PYTHON_USEDEP}]
+                dev-python/isort[${PYTHON_USEDEP}]
+                dev-python/mypy[${PYTHON_USEDEP}]
+                dev-python/starlette[${PYTHON_USEDEP}]
+                dev-python/pytest-cov[${PYTHON_USEDEP}]
+                dev-python/requests[${PYTHON_USEDEP}] )"
+
+python_prepare_all() {
+    # do not install LICENSE to /usr/
+	sed -i -e '/data_files/d' setup.py || die
+
+    distutils-r1_python_prepare_all
+}
+
+pkg_postinst() {
+    optfeature "postgresql support" dev-python/asyncpg dev-python/psycopg
+	optfeature "mysql support" dev-python/aiomysql dev-python/pymysql
+	optfeature "sqlite support" dev-python/aiosqlite
+    optfeature "postgresql+aiopg support" dev-python/aiopg
+}
+
+distutils_enable_tests pytest