dev-python/berkeleydb: initial import (NIH dep for dev-python/rdflib)

Signed-off-by: Arthur Zamarin <arthurzam@gentoo.org>

dev-python/berkeleydb/Manifest

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+DIST berkeleydb-18.1.4.tar.xz 137160 BLAKE2B c93e7707bf12199c8161112accfedc3b0180b8f6edcf5c928c03f373528bb9ccb23219865344d9ed29d30b0133a2161ba0325257b6f7a2d22a58e8d9b1f82ce2 SHA512 bac2848e82ba5fdd3ca8fbf3a02d04faf270132f4b9fe93096ea57ab99fcc7eba02ff8a9638ea8e028d8bd4f16eebbefb65f33ea67e95c0a14cced05d04b23b8

dev-python/berkeleydb/berkeleydb-18.1.4.ebuild

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+# Copyright 2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+PYTHON_COMPAT=( python3_{8..10} )
+PYTHON_REQ_USE="threads(+)"
+DISTUTILS_IN_SOURCE_BUILD=1
+inherit db-use distutils-r1
+
+# Tests aren't included in PyPi tarballs, so just manually clone from upstream
+# at https://hg.jcea.es/pybsddb/ and prepare out tarball
+
+DESCRIPTION="Python bindings for Oracle Berkeley DB"
+HOMEPAGE="https://www.jcea.es/programacion/pybsddb.htm https://pypi.org/project/berkeleydb/"
+SRC_URI="https://dev.gentoo.org/~arthurzam/distfiles/dev-python/${PN}/${P}.tar.xz"
+
+LICENSE="BSD"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+
+RDEPEND="
+	|| (
+		sys-libs/db:6.2
+		sys-libs/db:5.3
+		sys-libs/db:4.8
+	)"
+DEPEND="${RDEPEND}"
+
+python_prepare_all() {
+	# This list should be kept in sync with setup3.py.
+	if [[ -z ${DB_VER} ]]; then
+		for DB_VER in 6.2 5.3 4.8; do
+			has_version "sys-libs/db:${DB_VER}" && break
+		done
+	fi
+
+	# Force version.
+	sed -e "s/db_ver = None/db_ver = (${DB_VER%.*}, ${DB_VER#*.})/" \
+		-e "s/dblib = 'db'/dblib = '$(db_libname ${DB_VER})'/" \
+		-i setup3.py || die
+
+	# rename to bypass name conflict with builtin test module
+	mv test.py test3.py || die
+
+	# Adjust test3.py to look in build/lib.
+	sed -e "s/'lib.%s' % PLAT_SPEC/'lib'/" -i test3.py || die
+
+	distutils-r1_python_prepare_all
+}
+
+python_configure_all() {
+	# These are needed for both build and install.
+	export BERKELEYDB_DIR="${EPREFIX}/usr"
+	export BERKELEYDB_INCDIR="$(db_includedir ${DB_VER})"
+	export BERKELEYDB_LIBDIR="${EPREFIX}/usr/$(get_libdir)"
+	export YES_I_HAVE_THE_RIGHT_TO_USE_THIS_BERKELEY_DB_VERSION=1
+}
+
+python_test() {
+	"${EPYTHON}" test3.py -vv || die "Testing failed with ${EPYTHON}"
+}

dev-python/berkeleydb/metadata.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="person">
+		<email>arthurzam@gentoo.org</email>
+		<name>Arthur Zamarin</name>
+	</maintainer>
+	<upstream>
+		<remote-id type="pypi">berkeleydb</remote-id>
+	</upstream>
+</pkgmetadata>