dev-python/urwidtrees: Add package

It is required for >=mail-client/alot-0.3.7.

Package-Manager: portage-2.2.26

dev-python/urwidtrees/Manifest

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+DIST urwidtrees-1.0.1.1.tar.gz 12916 SHA256 08a66d0e76e94bc32bc590e35ed283e8a6b0c93adeb431dc576ec0a345f09bfd SHA512 9494cc3c4fe72b468443bbaef0d95f5288ed0dc3a8be00a3bbc261b9b3c4a3752df2f89e439082ed91ba89790c5ad656850d874b5e934cc5a23e87eea8fe4df0 WHIRLPOOL 929d69e4e05fb8e1d68263948b46be5fdc55c480e2678d59d85fa05bd68f795979d97c4fab3f6c8e5d74a71c2375d4805d19f4d44e3def87750dfaad2bdee192

dev-python/urwidtrees/metadata.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer>
+		<email>aidecoe@gentoo.org</email>
+		<name>Amadeusz Żołnowski</name>
+	</maintainer>
+	<longdescription lang="en">
+		This is a Widget Container API for the urwid toolkit. It uses a MVC
+		approach and allows to build trees of widgets.
+	</longdescription>
+</pkgmetadata>

dev-python/urwidtrees/urwidtrees-1.0.1.1.ebuild

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+# Copyright 1999-2016 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id$
+
+EAPI=5
+PYTHON_COMPAT=( python2_7 )
+
+inherit distutils-r1
+
+DESCRIPTION="Tree widgets for urwid"
+HOMEPAGE="https://github.com/pazz/urwidtrees"
+SRC_URI="mirror://pypi/${PN:0:1}/${PN}/${P}.tar.gz"
+
+LICENSE="GPL-3"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE="doc"
+
+DEPEND="doc? ( dev-python/sphinx[${PYTHON_USEDEP}] )"
+RDEPEND=">=dev-python/urwid-1.1.0[${PYTHON_USEDEP}]"
+
+src_prepare() {
+	find "${S}" -name '*.py' -print0 | xargs -0 -- sed \
+		-e '1i# -*- coding: utf-8 -*-' -i || die
+
+	distutils-r1_src_prepare
+
+	local md
+	for md in *.md; do
+		mv "${md}" "${md%.md}"
+	done
+}
+
+src_compile() {
+	distutils-r1_src_compile
+
+	if use doc; then
+		pushd docs || die
+		emake html
+		popd || die
+	fi
+}
+
+src_install() {
+	distutils-r1_src_install
+
+	if use doc; then
+		dohtml -r docs/build/html/*
+	fi
+}