net-dns/lexicon added with needed dependencies.

net-dns/lexicon/Manifest

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+DIST lexicon-3.1.5.tar.gz 2742484 BLAKE2B 29026333267a92458778d800273dfca7eb7202d4c751fd7aa73d8f1750109d2593853c3e95a41296f5de1ff7a60e38a9174553743be07c8511624b85cafd28da SHA512 0ca13787b6d0f3fa6ed6eb95e0df06bc8c82bc76ec54a48460fd978d4ad7df25b35f298c517a008f4300bea14b45749ebbb5dd10e91acdda4d4983bfe705d004
+EBUILD lexicon-3.1.5.ebuild 659 BLAKE2B 4c648116172b9525c3fdb64d7bfd3c93dc61b298af3eeac660561732499240455afdd219c2c164247cc601f6f5a5264fa48056351a08ad93dc68e9c107791376 SHA512 28239ec3433f731815451940f6974871f79020be0ed06835c1010dd7b1a229c41c17d52e07065c12e0e3e9f7511fcc20a68a52d19bd13a5c7f48af6aa34d27c0

net-dns/lexicon/lexicon-3.1.5.ebuild

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+# Copyright 2019 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+PYTHON_COMPAT=( python2_7 python3_{4,5,6,7} )
+
+inherit distutils-r1
+
+DESCRIPTION="Manipulate DNS records on various DNS providers in a standardized way."
+HOMEPAGE="https://github.com/AnalogJ/lexicon"
+GITHUB_USER="AnalogJ"
+GITHUB_TAG="v${PV}"
+SRC_URI="https://github.com/${GITHUB_USER}/${PN}/archive/${GITHUB_TAG}.tar.gz -> ${P}.tar.gz"
+
+
+LICENSE="MIT"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE=""
+
+DEPEND="dev-python/pyyaml[${PYTHON_USEDEP}]
+		dev-python/future[${PYTHON_USEDEP}]
+		dev-python/tldextract[${PYTHON_USEDEP}]
+		"
+RDEPEND="${DEPEND}"
+BDEPEND=""