[gentoo-commits] repo/gentoo:master commit in: dev-lang/python/

["Michał Górny" <mgorny@gentoo.org>]

commit:     ee9a326eb2fe45487a078fbec969a353dca9b0f5
Author:     Michał Górny <mgorny <AT> gentoo <DOT> org>
AuthorDate: Wed Jun  7 04:04:59 2023 +0000
Commit:     Michał Górny <mgorny <AT> gentoo <DOT> org>
CommitDate: Wed Jun  7 04:40:40 2023 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=ee9a326e

dev-lang/python: Bump to 3.12.0_beta2

Signed-off-by: Michał Górny <mgorny <AT> gentoo.org>

 dev-lang/python/Manifest                   |   3 +
 dev-lang/python/python-3.12.0_beta2.ebuild | 521 +++++++++++++++++++++++++++++
 2 files changed, 524 insertions(+)

diff --git a/dev-lang/python/Manifest b/dev-lang/python/Manifest
index 3fac7f3cf91c..14f1f371572d 100644
--- a/dev-lang/python/Manifest
+++ b/dev-lang/python/Manifest
@@ -8,6 +8,8 @@ DIST Python-3.11.3.tar.xz 19906156 BLAKE2B c23815e09a0012b2af03f3e18471389382978
 DIST Python-3.11.3.tar.xz.asc 833 BLAKE2B 1846858480428293047bfaf87a74f5a6cf28227f63dbc36e658ab68444a5b91c2178fca42f35a413591103a0ceeea3cd5f8b757fb2f42cbcad023c62970ab950 SHA512 34bfb6e74e2bbec15bf3f653e32a3d705961b5f724e3f4713cf9b6b530f9c9e7e94f5cf855798bdf9763235b97a60ec9ad554d24cdc793e21a0c39540b5818d8
 DIST Python-3.12.0b1.tar.xz 20053428 BLAKE2B b5b0df040de6cff181689f7c53e09407ef3a92806a688faa8547b2c6a0adc1622ea15cc5efb0d1b96a711cbf16f73a1d5f8fa748983bc423e4bbe89bd6ff84a6 SHA512 7d6d009f765ba48ef48e6b25cb1f043ba66979d66cb9141452862e84ae954611361d24178cce628d1892b75d306370a56fcb30a7c1715b0eedcfef5610f3e1ae
 DIST Python-3.12.0b1.tar.xz.asc 963 BLAKE2B e80cbc9cf93756b6efbce3037dfcd4fec310ce17a3db36f33ac617dae63a8c2abc8efb3cfd5ec42299b9e4c2bdd06a3405c50b5550869564ae5f6a6d79d596c9 SHA512 cea449f05ae66c28aeb4ffd99b5748ba4c09bfb2a6889a771744ea81ca2afc2420648d4ca92592d32ddb26660804e73912e6fb8d906674e9e1895ba613904b26
+DIST Python-3.12.0b2.tar.xz 20215500 BLAKE2B e38c9b77fd80510cccfad7b141164c9cae142f89ca112acd3e7c46256c5539688455c66ba60bb52cd57186766a8f2d61cf92f67944a5b9ffb0991ab88f3fd38b SHA512 9bfac70f2ccc1f6798bc63a55d92f0b162e3a9077624a2e37448002ea310cb7b1da64ad2aceda795b45de91f60eb4d95dde85984900e54906d814625b42143b5
+DIST Python-3.12.0b2.tar.xz.asc 963 BLAKE2B d491a8ff123f35c6dfc77f466b67fbba13ec3496ea2dd95f0cb8375b755778e10ba4802618787b71006f8433175144ae1dc640171068c583bbd23831b2d78cca SHA512 22a1f2c3335bc428cfee0ce2e081aeed24474d3cd877fac1cc4cf92b4a2bee70f85aed0068a71600cddef9c8b46bbde257a92c57bd494ad820c0686ab7c8c0f0
 DIST Python-3.8.16.tar.xz 19046724 BLAKE2B cbdeec7961d39cb9ab4960760b5d4c7ae71675c174156aa9f6fca55ee92a93a937ef39defe86e423237a25e0e24703233ce4b91dc97005b6ffc1f342ddd9e22c SHA512 d206e80806409410c00ef8acd8c3d90e3cc9553f996d0a57faa63802f2415e9d7591542b2e84b5e8e79245f40f6478790b5ba2acf1da98ebbc9495999183f7fd
 DIST Python-3.8.16.tar.xz.asc 833 BLAKE2B 678dabc558d013b104bf9e65d4319076c4730a67093a66fefc073b429c640d4facb31a0d6b7238deb08b265586a0cfb2c345051fe4df7bf5001d7317e6c06c9b SHA512 e93c394c0c5afcaaab625a3bd540dcc8e0ab946803d212343b8d1d6d5e6b89b09b6a20607bab0d858b30389a03305d57e14548605a65277d053c7817f32f4546
 DIST Python-3.8.17.tar.xz 20696584 BLAKE2B 07be197f7d753775b039ca200864e6d40cbb0115538604d0b214a5404beecd38e3ef416c1941f7871e2e92913d09faba48745bb9df141cf8e5ca77c7de6f0a24 SHA512 bc7e02acfebba86e4394f02195993500fac9347a52c7b49727eb0cdda38786ae917234272872d75effaddb042810d9682ef5627b0cc199f8aa0d5d3e315ddc0e
@@ -24,6 +26,7 @@ DIST python-gentoo-patches-3.12.0b1.tar.xz 4652 BLAKE2B fcc0b2a8dddb4857e3bd381e
 DIST python-gentoo-patches-3.12.0b1_p1.tar.xz 73068 BLAKE2B 6728a4dcc102cc73e0e3a7e835e25df21075727e3096769f21df1e5411ebe1ad2d9909119bb6a12f96c932cf43de69fda122dffa3c88608c3b4acd76147153b3 SHA512 a459e341418d1882067d0d228401b9ce1365cdaeb75825ca0115add3c5499103986692d0a4fbdf20001632c03eba21171390326ccada6ab3f3c804448bdb79f0
 DIST python-gentoo-patches-3.12.0b1_p3.tar.xz 127756 BLAKE2B b2e0d60cedaf2cfd798387a06e0ea16285b880526639f5050ce285482008bd034c4ee3463f396c96d7b7d6834d4e5f79a4bf441e92b0fe257369c9519d904bf5 SHA512 8e5da370301104f6520c364696b41ce9d1d2561abca096dfb626118d87ac14f8a15fb7a195903aa4aaf6a91189f3dbb9e3833c389fcabb1c9b19720c68228874
 DIST python-gentoo-patches-3.12.0b1_p4.tar.xz 127836 BLAKE2B 188fac1b90925b6f80666fd102832909490d82452bb1655c91657d6bf716fca6b4185c34e774387559234a68713ac14d0b5de21a4110ffb3fef200ba8b5379e0 SHA512 07d9dff9e8f53a8b6e79603f2a6b61f5448cf3eb83cdcd184b3131611a7f8bcb975a0ad41bd194256617696df138cff79fbf7626b29f2407435fb0f55175cc72
+DIST python-gentoo-patches-3.12.0b2.tar.xz 4652 BLAKE2B 401c9406c9f2f9acf403c73fe75dec65ceb61b4c36b2be0c8c2f3b0b8f02ef727e7f7a913a758931d582e8f10d0003df2adecfef883971157ab60193b00f8305 SHA512 1370b7399eccf6580f0b80303ab2b75bd3c37a4a6503348f3f7ac90dedcb95d00bb0a8b728d59d38e61b4aca237bbbe027eac478edf6ae983810e8c537281b74
 DIST python-gentoo-patches-3.8.16_p4.tar.xz 32436 BLAKE2B 76984bbc04e5cf32d70853891967a33366dd28ca2cd47f3538ed1e9f4d39008d04c90f616d92112f5ec3468c42119089d195ee4d936536f8da4a772164aae221 SHA512 ad6d653fec3cce1f73db4b192f7e95b35ae2cf70aa8782d7b69f9d48eee240ef1cc32257a42bbb57f3952720df68b9976164a0b2748e36600332fba488383016
 DIST python-gentoo-patches-3.8.17.tar.xz 32424 BLAKE2B d992f6b1c971583000086175d07198d367e4504dea8829b35742a3daf2279ba1fbade8c37f00018bda97fa9080d1d40087c236486bbcd369c2d1c850de47a976 SHA512 d309da6805a72742cf8d1bb170a777edd7b7aa936d6e9967e96bed4427285180cd9935f202f899f3aa54632a31a5a94c5b7c20a343b1a714d8aa5fc6f8e9f371
 DIST python-gentoo-patches-3.9.16_p3.tar.xz 27160 BLAKE2B 5a41a6ff135c3aca02b19cf9a61f554ca224173854274b872ce85e8c71f25c678604e50b87bae40d4b5ac082731c143338fcc6ef47acebad2b59ce0b1d600f5d SHA512 1ace0a9e929769c29082fdec6845a476c07c13fbbff8726a7a592fda09da8b50c996638b4e4e40acccb15630a796074329adbcc9a004c4305952fa5b0dc4146c

diff --git a/dev-lang/python/python-3.12.0_beta2.ebuild b/dev-lang/python/python-3.12.0_beta2.ebuild
new file mode 100644
index 000000000000..e79715cc645a
--- /dev/null
+++ b/dev-lang/python/python-3.12.0_beta2.ebuild
@@ -0,0 +1,521 @@
+# Copyright 1999-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI="7"
+WANT_LIBTOOL="none"
+
+inherit autotools check-reqs flag-o-matic multiprocessing pax-utils
+inherit python-utils-r1 toolchain-funcs verify-sig
+
+MY_PV=${PV/_beta/b}
+MY_P="Python-${MY_PV%_p*}"
+PYVER=$(ver_cut 1-2)
+PATCHSET="python-gentoo-patches-${MY_PV}"
+
+DESCRIPTION="An interpreted, interactive, object-oriented programming language"
+HOMEPAGE="
+	https://www.python.org/
+	https://github.com/python/cpython/
+"
+SRC_URI="
+	https://www.python.org/ftp/python/${PV%%_*}/${MY_P}.tar.xz
+	https://dev.gentoo.org/~mgorny/dist/python/${PATCHSET}.tar.xz
+	verify-sig? (
+		https://www.python.org/ftp/python/${PV%%_*}/${MY_P}.tar.xz.asc
+	)
+"
+S="${WORKDIR}/${MY_P}"
+
+LICENSE="PSF-2"
+SLOT="${PYVER}"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86"
+IUSE="
+	bluetooth build debug +ensurepip examples gdbm hardened libedit lto
+	+ncurses pgo +readline +sqlite +ssl test tk valgrind
+"
+RESTRICT="!test? ( test )"
+
+# Do not add a dependency on dev-lang/python to this ebuild.
+# If you need to apply a patch which requires python for bootstrapping, please
+# run the bootstrap code on your dev box and include the results in the
+# patchset. See bug 447752.
+
+RDEPEND="
+	app-arch/bzip2:=
+	app-arch/xz-utils:=
+	app-crypt/libb2
+	>=dev-libs/expat-2.1:=
+	dev-libs/libffi:=
+	dev-python/gentoo-common
+	>=sys-libs/zlib-1.1.3:=
+	virtual/libcrypt:=
+	virtual/libintl
+	ensurepip? ( dev-python/ensurepip-wheels )
+	gdbm? ( sys-libs/gdbm:=[berkdb] )
+	kernel_linux? ( sys-apps/util-linux:= )
+	ncurses? ( >=sys-libs/ncurses-5.2:= )
+	readline? (
+		!libedit? ( >=sys-libs/readline-4.1:= )
+		libedit? ( dev-libs/libedit:= )
+	)
+	sqlite? ( >=dev-db/sqlite-3.3.8:3= )
+	ssl? ( >=dev-libs/openssl-1.1.1:= )
+	tk? (
+		>=dev-lang/tcl-8.0:=
+		>=dev-lang/tk-8.0:=
+		dev-tcltk/blt:=
+		dev-tcltk/tix
+	)
+	!!<sys-apps/sandbox-2.21
+"
+# bluetooth requires headers from bluez
+DEPEND="
+	${RDEPEND}
+	bluetooth? ( net-wireless/bluez )
+	test? ( app-arch/xz-utils[extra-filters(+)] )
+	valgrind? ( dev-util/valgrind )
+"
+# autoconf-archive needed to eautoreconf
+BDEPEND="
+	sys-devel/autoconf-archive
+	app-alternatives/awk
+	virtual/pkgconfig
+	verify-sig? ( >=sec-keys/openpgp-keys-python-20221025 )
+"
+RDEPEND+="
+	!build? ( app-misc/mime-types )
+"
+if [[ ${PV} != *_alpha* ]]; then
+	RDEPEND+="
+		dev-lang/python-exec[python_targets_python${PYVER/./_}(-)]
+	"
+fi
+
+VERIFY_SIG_OPENPGP_KEY_PATH=${BROOT}/usr/share/openpgp-keys/python.org.asc
+
+# large file tests involve a 2.5G file being copied (duplicated)
+CHECKREQS_DISK_BUILD=5500M
+
+QA_PKGCONFIG_VERSION=${PYVER}
+# false positives -- functions specific to *BSD
+QA_CONFIG_IMPL_DECL_SKIP=( chflags lchflags )
+
+pkg_pretend() {
+	use test && check-reqs_pkg_pretend
+}
+
+pkg_setup() {
+	use test && check-reqs_pkg_setup
+}
+
+src_unpack() {
+	if use verify-sig; then
+		verify-sig_verify_detached "${DISTDIR}"/${MY_P}.tar.xz{,.asc}
+	fi
+	default
+}
+
+src_prepare() {
+	# Ensure that internal copies of expat and libffi are not used.
+	# TODO: Makefile has annoying deps on expat headers
+	#rm -r Modules/expat || die
+
+	local PATCHES=(
+		"${WORKDIR}/${PATCHSET}"
+	)
+
+	default
+
+	# force the correct number of jobs
+	# https://bugs.gentoo.org/737660
+	sed -i -e "s:-j0:-j$(makeopts_jobs):" Makefile.pre.in || die
+
+	eautoreconf
+}
+
+src_configure() {
+	local disable
+	# disable automagic bluetooth headers detection
+	if ! use bluetooth; then
+		local -x ac_cv_header_bluetooth_bluetooth_h=no
+	fi
+
+	append-flags -fwrapv
+	filter-flags -malign-double
+
+	# https://bugs.gentoo.org/700012
+	if is-flagq -flto || is-flagq '-flto=*'; then
+		append-cflags $(test-flags-CC -ffat-lto-objects)
+	fi
+
+	# Export CXX so it ends up in /usr/lib/python3.X/config/Makefile.
+	# PKG_CONFIG needed for cross.
+	tc-export CXX PKG_CONFIG
+
+	local dbmliborder=
+	if use gdbm; then
+		dbmliborder+="${dbmliborder:+:}gdbm"
+	fi
+
+	if use pgo; then
+		local profile_task_flags=(
+			-m test
+			"-j$(makeopts_jobs)"
+			--pgo-extended
+			-u-network
+
+			# We use a timeout because of how often we've had hang issues
+			# here. It also matches the default upstream PROFILE_TASK.
+			--timeout 1200
+
+			-x test_gdb
+
+			# All of these seem to occasionally hang for PGO inconsistently
+			# They'll even hang here but be fine in src_test sometimes.
+			# bug #828535 (and related: bug #788022)
+			-x test_asyncio
+			-x test_httpservers
+			-x test_logging
+			-x test_multiprocessing_fork
+			-x test_socket
+			-x test_xmlrpc
+
+			# Hangs (actually runs indefinitely executing itself w/ many cpython builds)
+			# bug #900429
+			-x test_tools
+		)
+
+		if has_version "app-arch/rpm" ; then
+			# Avoid sandbox failure (attempts to write to /var/lib/rpm)
+			profile_task_flags+=(
+				-x test_distutils
+			)
+		fi
+		local -x PROFILE_TASK="${profile_task_flags[*]}"
+	fi
+
+	local myeconfargs=(
+		# glibc-2.30 removes it; since we can't cleanly force-rebuild
+		# Python on glibc upgrade, remove it proactively to give
+		# a chance for users rebuilding python before glibc
+		ac_cv_header_stropts_h=no
+
+		--enable-shared
+		--without-static-libpython
+		--enable-ipv6
+		--infodir='${prefix}/share/info'
+		--mandir='${prefix}/share/man'
+		--with-computed-gotos
+		--with-dbmliborder="${dbmliborder}"
+		--with-libc=
+		--enable-loadable-sqlite-extensions
+		--without-ensurepip
+		--with-system-expat
+		--with-platlibdir=lib
+		--with-pkg-config=yes
+		--with-wheel-pkg-dir="${EPREFIX}"/usr/lib/python/ensurepip
+
+		$(use_with debug assertions)
+		$(use_with lto)
+		$(use_enable pgo optimizations)
+		$(use_with readline readline "$(usex libedit editline readline)")
+		$(use_with valgrind)
+	)
+
+	# disable implicit optimization/debugging flags
+	local -x OPT=
+
+	if tc-is-cross-compiler ; then
+		# Hack to workaround get_libdir not being able to handle CBUILD, bug #794181
+		local cbuild_libdir=$(unset PKG_CONFIG_PATH ; $(tc-getBUILD_PKG_CONFIG) --keep-system-libs --libs-only-L libffi)
+
+		# pass system CFLAGS & LDFLAGS as _NODIST, otherwise they'll get
+		# propagated to sysconfig for built extensions
+		local -x CFLAGS_NODIST=${CFLAGS_FOR_BUILD}
+		local -x LDFLAGS_NODIST=${LDFLAGS_FOR_BUILD}
+		local -x CFLAGS= LDFLAGS=
+
+		# We need to build our own Python on CBUILD first, and feed it in.
+		# bug #847910
+		local myeconfargs_cbuild=(
+			"${myeconfargs[@]}"
+
+			--libdir="${cbuild_libdir:2}"
+
+			# Avoid needing to load the right libpython.so.
+			--disable-shared
+
+			# As minimal as possible for the mini CBUILD Python
+			# we build just for cross to satisfy --with-build-python.
+			--without-lto
+			--without-readline
+			--disable-optimizations
+		)
+
+		myeconfargs+=(
+			# Point the imminent CHOST build to the Python we just
+			# built for CBUILD.
+			--with-build-python="${WORKDIR}"/${P}-${CBUILD}/python
+		)
+
+		mkdir "${WORKDIR}"/${P}-${CBUILD} || die
+		pushd "${WORKDIR}"/${P}-${CBUILD} &> /dev/null || die
+		# We disable _ctypes and _crypt for CBUILD because Python's setup.py can't handle locating
+		# libdir correctly for cross.
+		PYTHON_DISABLE_MODULES="${PYTHON_DISABLE_MODULES} _ctypes _crypt" \
+			ECONF_SOURCE="${S}" econf_build "${myeconfargs_cbuild[@]}"
+
+		# Avoid as many dependencies as possible for the cross build.
+		cat >> Makefile <<-EOF || die
+			MODULE_NIS_STATE=disabled
+			MODULE__DBM_STATE=disabled
+			MODULE__GDBM_STATE=disabled
+			MODULE__DBM_STATE=disabled
+			MODULE__SQLITE3_STATE=disabled
+			MODULE__HASHLIB_STATE=disabled
+			MODULE__SSL_STATE=disabled
+			MODULE__CURSES_STATE=disabled
+			MODULE__CURSES_PANEL_STATE=disabled
+			MODULE_READLINE_STATE=disabled
+			MODULE__TKINTER_STATE=disabled
+			MODULE_PYEXPAT_STATE=disabled
+			MODULE_ZLIB_STATE=disabled
+		EOF
+
+		# Unfortunately, we do have to build this immediately, and
+		# not in src_compile, because CHOST configure for Python
+		# will check the existence of the --with-build-python value
+		# immediately.
+		PYTHON_DISABLE_MODULES="${PYTHON_DISABLE_MODULES} _ctypes _crypt" emake
+		popd &> /dev/null || die
+	fi
+
+	# pass system CFLAGS & LDFLAGS as _NODIST, otherwise they'll get
+	# propagated to sysconfig for built extensions
+	local -x CFLAGS_NODIST=${CFLAGS}
+	local -x LDFLAGS_NODIST=${LDFLAGS}
+	local -x CFLAGS= LDFLAGS=
+
+	# Fix implicit declarations on cross and prefix builds. Bug #674070.
+	if use ncurses; then
+		append-cppflags -I"${ESYSROOT}"/usr/include/ncursesw
+	fi
+
+	econf "${myeconfargs[@]}"
+
+	if grep -q "#define POSIX_SEMAPHORES_NOT_ENABLED 1" pyconfig.h; then
+		eerror "configure has detected that the sem_open function is broken."
+		eerror "Please ensure that /dev/shm is mounted as a tmpfs with mode 1777."
+		die "Broken sem_open function (bug 496328)"
+	fi
+
+	# force-disable modules we don't want built
+	local disable_modules=( NIS )
+	use gdbm || disable_modules+=( _GDBM _DBM )
+	use sqlite || disable_modules+=( _SQLITE3 )
+	use ssl || disable_modules+=( _HASHLIB _SSL )
+	use ncurses || disable_modules+=( _CURSES _CURSES_PANEL )
+	use readline || disable_modules+=( READLINE )
+	use tk || disable_modules+=( _TKINTER )
+
+	local mod
+	for mod in "${disable_modules[@]}"; do
+		echo "MODULE_${mod}_STATE=disabled"
+	done >> Makefile || die
+
+	# install epython.py as part of stdlib
+	echo "EPYTHON='python${PYVER}'" > Lib/epython.py || die
+}
+
+src_compile() {
+	# Ensure sed works as expected
+	# https://bugs.gentoo.org/594768
+	local -x LC_ALL=C
+	export PYTHONSTRICTEXTENSIONBUILD=1
+
+	# Save PYTHONDONTWRITEBYTECODE so that 'has_version' doesn't
+	# end up writing bytecode & violating sandbox.
+	# bug #831897
+	local -x _PYTHONDONTWRITEBYTECODE=${PYTHONDONTWRITEBYTECODE}
+
+	if use pgo ; then
+		# bug 660358
+		local -x COLUMNS=80
+		local -x PYTHONDONTWRITEBYTECODE=
+
+		addpredict "/usr/lib/python${PYVER}/site-packages"
+	fi
+
+	# also need to clear the flags explicitly here or they end up
+	# in _sysconfigdata*
+	emake CPPFLAGS= CFLAGS= LDFLAGS=
+
+	# Restore saved value from above.
+	local -x PYTHONDONTWRITEBYTECODE=${_PYTHONDONTWRITEBYTECODE}
+
+	# Work around bug 329499. See also bug 413751 and 457194.
+	if has_version dev-libs/libffi[pax-kernel]; then
+		pax-mark E python
+	else
+		pax-mark m python
+	fi
+}
+
+src_test() {
+	# Tests will not work when cross compiling.
+	if tc-is-cross-compiler; then
+		elog "Disabling tests due to crosscompiling."
+		return
+	fi
+
+	# this just happens to skip test_support.test_freeze that is broken
+	# without bundled expat
+	# TODO: get a proper skip for it upstream
+	local -x LOGNAME=buildbot
+
+	local test_opts=(
+		-u-network
+		-j "$(makeopts_jobs)"
+
+		# fails
+		-x test_gdb
+	)
+
+	if use sparc ; then
+		# bug #788022
+		test_opts+=(
+			-x test_multiprocessing_fork
+			-x test_multiprocessing_forkserver
+		)
+	fi
+
+	# workaround docutils breaking tests
+	cat > Lib/docutils.py <<-EOF || die
+		raise ImportError("Thou shalt not import!")
+	EOF
+
+	# bug 660358
+	local -x COLUMNS=80
+	local -x PYTHONDONTWRITEBYTECODE=
+	# workaround https://bugs.gentoo.org/775416
+	addwrite "/usr/lib/python${PYVER}/site-packages"
+
+	nonfatal emake test EXTRATESTOPTS="${test_opts[*]}" \
+		CPPFLAGS= CFLAGS= LDFLAGS= < /dev/tty
+	local ret=${?}
+
+	rm Lib/docutils.py || die
+
+	[[ ${ret} -eq 0 ]] || die "emake test failed"
+}
+
+src_install() {
+	local libdir=${ED}/usr/lib/python${PYVER}
+
+	# the Makefile rules are broken
+	# https://github.com/python/cpython/issues/100221
+	mkdir -p "${libdir}"/lib-dynload || die
+
+	# -j1 hack for now for bug #843458
+	emake -j1 DESTDIR="${D}" altinstall
+
+	# Fix collisions between different slots of Python.
+	rm "${ED}/usr/$(get_libdir)/libpython3.so" || die
+
+	# Cheap hack to get version with ABIFLAGS
+	local abiver=$(cd "${ED}/usr/include"; echo python*)
+	if [[ ${abiver} != python${PYVER} ]]; then
+		# Replace python3.X with a symlink to python3.Xm
+		rm "${ED}/usr/bin/python${PYVER}" || die
+		dosym "${abiver}" "/usr/bin/python${PYVER}"
+		# Create python3.X-config symlink
+		dosym "${abiver}-config" "/usr/bin/python${PYVER}-config"
+		# Create python-3.5m.pc symlink
+		dosym "python-${PYVER}.pc" "/usr/$(get_libdir)/pkgconfig/${abiver/${PYVER}/-${PYVER}}.pc"
+	fi
+
+	# python seems to get rebuilt in src_install (bug 569908)
+	# Work around it for now.
+	if has_version dev-libs/libffi[pax-kernel]; then
+		pax-mark E "${ED}/usr/bin/${abiver}"
+	else
+		pax-mark m "${ED}/usr/bin/${abiver}"
+	fi
+
+	rm -r "${libdir}"/ensurepip/_bundled || die
+	if ! use ensurepip; then
+		rm -r "${libdir}"/ensurepip || die
+	fi
+	if ! use sqlite; then
+		rm -r "${libdir}/"sqlite3 || die
+	fi
+	if ! use tk; then
+		rm -r "${ED}/usr/bin/idle${PYVER}" || die
+		rm -r "${libdir}/"{idlelib,tkinter,test/test_tk*} || die
+	fi
+
+	ln -s ../python/EXTERNALLY-MANAGED "${libdir}/EXTERNALLY-MANAGED" || die
+
+	dodoc Misc/{ACKS,HISTORY,NEWS}
+
+	if use examples; then
+		docinto examples
+		find Tools -name __pycache__ -exec rm -fr {} + || die
+		dodoc -r Tools
+	fi
+	insinto /usr/share/gdb/auto-load/usr/$(get_libdir) #443510
+	local libname=$(
+		printf 'e:\n\t@echo $(INSTSONAME)\ninclude Makefile\n' |
+		emake --no-print-directory -s -f - 2>/dev/null
+	)
+	newins Tools/gdb/libpython.py "${libname}"-gdb.py
+
+	newconfd "${FILESDIR}/pydoc.conf" pydoc-${PYVER}
+	newinitd "${FILESDIR}/pydoc.init" pydoc-${PYVER}
+	sed \
+		-e "s:@PYDOC_PORT_VARIABLE@:PYDOC${PYVER/./_}_PORT:" \
+		-e "s:@PYDOC@:pydoc${PYVER}:" \
+		-i "${ED}/etc/conf.d/pydoc-${PYVER}" \
+		"${ED}/etc/init.d/pydoc-${PYVER}" || die "sed failed"
+
+	# python-exec wrapping support
+	local pymajor=${PYVER%.*}
+	local EPYTHON=python${PYVER}
+	local scriptdir=${D}$(python_get_scriptdir)
+	mkdir -p "${scriptdir}" || die
+	# python and pythonX
+	ln -s "../../../bin/${abiver}" "${scriptdir}/python${pymajor}" || die
+	ln -s "python${pymajor}" "${scriptdir}/python" || die
+	# python-config and pythonX-config
+	# note: we need to create a wrapper rather than symlinking it due
+	# to some random dirname(argv[0]) magic performed by python-config
+	cat > "${scriptdir}/python${pymajor}-config" <<-EOF || die
+		#!/bin/sh
+		exec "${abiver}-config" "\${@}"
+	EOF
+	chmod +x "${scriptdir}/python${pymajor}-config" || die
+	ln -s "python${pymajor}-config" "${scriptdir}/python-config" || die
+	# 2to3, pydoc
+	ln -s "../../../bin/2to3-${PYVER}" "${scriptdir}/2to3" || die
+	ln -s "../../../bin/pydoc${PYVER}" "${scriptdir}/pydoc" || die
+	# idle
+	if use tk; then
+		ln -s "../../../bin/idle${PYVER}" "${scriptdir}/idle" || die
+	fi
+}
+
+pkg_postinst() {
+	local v
+	for v in ${REPLACING_VERSIONS}; do
+		if ver_test "${v}" -lt 3.11.0_beta4-r2; then
+			ewarn "Python 3.11.0b4 has changed its module ABI.  The .pyc files"
+			ewarn "installed previously are no longer valid and will be regenerated"
+			ewarn "(or ignored) on the next import.  This may cause sandbox failures"
+			ewarn "when installing some packages and checksum mismatches when removing"
+			ewarn "old versions.  To actively prevent this, rebuild all packages"
+			ewarn "installing Python 3.11 modules, e.g. using:"
+			ewarn
+			ewarn "  emerge -1v /usr/lib/python3.11/site-packages"
+		fi
+	done
+}