dev-python/PyQt6: new package, add 6.3.1

May still be rough around the edges, currently only tested with
qutebrowser so please report if missing anything for other consumers.

Signed-off-by: Ionen Wolkens <ionen@gentoo.org>

dev-python/PyQt6/Manifest

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+DIST PyQt6-6.3.1.tar.gz 1015220 BLAKE2B e225f2da11eec482ab8e00f886a858cec4a2c8add764f5e54bf603959394aad7f12d91b92c1ba6ab98d1b25903d4404e6667232258a87c52c95a2abdae9ccd2d SHA512 94319cd0983eb3f9bb0f1acbc620a1631a37f82e2fcffb9d0e58437fb1c120640be1e2a0a09e98e03f6c7082a2d94e9eabceefa6b07bae354f77bda02ba92d58

dev-python/PyQt6/PyQt6-6.3.1.ebuild

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+# Copyright 2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+DISTUTILS_USE_PEP517=sip
+PYTHON_COMPAT=( python3_{8..11} )
+inherit distutils-r1 flag-o-matic multiprocessing qmake-utils
+
+QT_PV="6.3:6" # minimum tested qt version
+
+DESCRIPTION="Python bindings for the Qt framework"
+HOMEPAGE="https://www.riverbankcomputing.com/software/pyqt/"
+SRC_URI="mirror://pypi/${P::1}/${PN}/${P}.tar.gz"
+
+LICENSE="GPL-3"
+SLOT="0"
+KEYWORDS="~amd64"
+# currently keeping defaults in sync with qtbase, and beside that trying to
+# stay minimal'ish given each builds relatively slowly (but still subject to
+# change if something is needed by most consumers)
+IUSE="
+	+dbus debug qml designer examples gles2-only +gui help multimedia
+	+network opengl positioning printsupport quick quick3d serialport
+	+sql +ssl svg testlib webchannel websockets +widgets +xml"
+# see `grep -r "%Import " sip` and `grep qmake_QT project.py`
+REQUIRED_USE="
+	designer? ( gui widgets )
+	help? ( gui widgets )
+	multimedia? ( gui network )
+	opengl? ( gui )
+	printsupport? ( gui widgets )
+	qml? ( network )
+	quick3d? ( gui qml )
+	quick? ( gui qml )
+	sql? ( widgets )
+	svg? ( gui )
+	testlib? ( gui widgets )
+	webchannel? ( network )
+	websockets? ( network )
+	widgets? ( gui )"
+
+# note: xml(+) for now given qtbase-6.3.1-r0 is missing IUSE=xml with a TODO
+DEPEND="
+	>=dev-qt/qtbase-${QT_PV}[dbus?,gles2-only=,gui?,network?,opengl?,sql?,ssl=,widgets?,xml(+)?]
+	dbus? (
+		dev-python/dbus-python[${PYTHON_USEDEP}]
+		sys-apps/dbus
+	)
+	designer? ( >=dev-qt/qttools-${QT_PV}[designer] )
+	help? ( >=dev-qt/qttools-${QT_PV}[assistant] )
+	multimedia? ( >=dev-qt/qtmultimedia-${QT_PV} )
+	positioning? ( >=dev-qt/qtpositioning-${QT_PV} )
+	qml? ( >=dev-qt/qtdeclarative-${QT_PV} )
+	quick3d? ( >=dev-qt/qtquick3d-${QT_PV} )
+	serialport? ( >=dev-qt/qtserialport-${QT_PV} )
+	svg? ( >=dev-qt/qtsvg-${QT_PV} )
+	webchannel? ( >=dev-qt/qtwebchannel-${QT_PV} )
+	websockets? ( >=dev-qt/qtwebsockets-${QT_PV} )"
+RDEPEND="
+	${DEPEND}
+	>=dev-python/PyQt6_sip-13.4[${PYTHON_USEDEP}]"
+BDEPEND="
+	>=dev-python/PyQt-builder-1.11[${PYTHON_USEDEP}]
+	>=dev-qt/qtbase-${QT_PV}
+	sys-devel/gcc
+	dbus? ( virtual/pkgconfig )"
+
+src_prepare() {
+	default
+
+	# hack: qmake wants g++ (not clang), try to respect ${CHOST} #726112
+	mkdir "${T}"/cxx || die
+	ln -s "$(type -P ${CHOST}-g++ || type -P g++ || die)" "${T}"/cxx/g++ || die
+	PATH=${T}/cxx:${PATH}
+}
+
+src_configure() {
+	append-cxxflags -std=c++17 # for clang and old gcc that default to <17
+
+	pyqt-use_enable() {
+		local state=$(usex ${1} --enable= --disable=)
+		shift
+		echo ${*/#/${state}}
+	}
+
+	# hack: currently lacking qt6_get_bindir (or alternatively have
+	# qmake6 in PATH like qmake5 is so it wouldn't matter)
+	local qmake6=$(qt5_get_bindir)/qmake6
+	qmake6=${qmake6//qt5/qt6}
+
+	DISTUTILS_ARGS=(
+		--jobs=$(makeopts_jobs)
+		--qmake="${qmake6}"
+		--qmake-setting="$(qt5_get_qmake_args)"
+		--verbose
+		--confirm-license
+
+		# TODO: enable/restrict more as qt6 packages/USE get added
+		--disable=QAxContainer
+		--disable=QtBluetooth
+		--enable=QtCore
+		$(pyqt-use_enable dbus QtDBus)
+		$(pyqt-use_enable designer QtDesigner)
+		$(pyqt-use_enable help QtHelp)
+		$(pyqt-use_enable gui QtGui)
+		#--disable=QtLocation # force-disabled in project.py
+		$(pyqt-use_enable multimedia QtMultimedia \
+			$(usev widgets QtMultimediaWidgets))
+		$(pyqt-use_enable network QtNetwork)
+		--disable=QtNfc
+		$(pyqt-use_enable opengl QtOpenGL \
+			$(usev widgets QtOpenGLWidgets))
+		$(pyqt-use_enable positioning QtPositioning)
+		$(pyqt-use_enable printsupport QtPrintSupport)
+		$(pyqt-use_enable qml QtQml)
+		$(pyqt-use_enable quick QtQuick \
+			$(usev widgets QtQuickWidgets))
+		$(pyqt-use_enable quick3d QtQuick3D)
+		--disable=QtRemoteObjects
+		--disable=QtSensors
+		$(pyqt-use_enable serialport QtSerialPort)
+		$(pyqt-use_enable sql QtSql)
+		$(pyqt-use_enable svg QtSvg \
+			$(usev widgets QtSvgWidgets))
+		$(pyqt-use_enable testlib QtTest)
+		#--disable=QtTextToSpeech # force-disabled in project.py
+		$(pyqt-use_enable webchannel QtWebChannel)
+		$(pyqt-use_enable websockets QtWebSockets)
+		$(pyqt-use_enable widgets QtWidgets)
+		$(pyqt-use_enable xml QtXml)
+
+		$(usev debug '--debug --qml-debug --tracing')
+
+		$(usev !dbus --no-dbus-python)
+		# TODO?: plugins not in wheels by upstream, see project.py#L215
+		# (if needed by something, will need to be added to python_install)
+		$(usev !designer --no-designer-plugin)
+		$(usev !qml --no-qml-plugin)
+
+		$(usev !gles2-only --disabled-feature=PyQt_OpenGL_ES2)
+		$(usev !ssl --disabled-feature=PyQt_SSL)
+	)
+}
+
+python_install_all() {
+	einstalldocs
+	use examples && dodoc -r examples
+}

dev-python/PyQt6/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>ionen@gentoo.org</email>
+		<name>Ionen Wolkens</name>
+	</maintainer>
+	<use>
+		<flag name="dbus">Build bindings for the QtDBus module</flag>
+		<flag name="designer">Build bindings for the QtDesigner module and enable the designer plugin</flag>
+		<flag name="gui">Build bindings for the QtGui module</flag>
+		<flag name="help">Build bindings for the QtHelp module</flag>
+		<flag name="multimedia">Build bindings for the QtMultimedia module</flag>
+		<flag name="network">Build bindings for the QtNetwork module</flag>
+		<flag name="opengl">Build bindings for the QtOpenGL module</flag>
+		<flag name="positioning">Build bindings for the QtPositioning module</flag>
+		<flag name="printsupport">Build bindings for the QtPrintSupport module</flag>
+		<flag name="qml">Build bindings for the QtQml module and enable the qml plugin</flag>
+		<flag name="quick">Build bindings for the QtQuick module</flag>
+		<flag name="quick3d">Build bindings for the QtQuick3D module</flag>
+		<flag name="serialport">Build bindings for the QtSerialPort module</flag>
+		<flag name="sql">Build bindings for the QtSql module</flag>
+		<flag name="svg">Build bindings for the QtSvg module</flag>
+		<flag name="testlib">Build bindings for the QtTest module</flag>
+		<flag name="webchannel">Build bindings for the QtWebChannel module</flag>
+		<flag name="websockets">Build bindings for the QtWebSockets module</flag>
+		<flag name="widgets">Build bindings for the QtWidgets module</flag>
+		<flag name="xml">Build bindings for the QtXml module</flag>
+	</use>
+	<upstream>
+		<bugs-to>https://www.riverbankcomputing.com/mailman/listinfo/pyqt/</bugs-to>
+		<doc>https://www.riverbankcomputing.com/static/Docs/PyQt6/</doc>
+		<remote-id type="pypi">PyQt6</remote-id>
+	</upstream>
+</pkgmetadata>