[gentoo-commits] repo/gentoo:master commit in: sci-libs/tensorflow/, sci-libs/tensorflow/files/

[Jason Zaman]

commit:     573207cbbb201b45c035813c54eca130371b492f
Author:     Jason Zaman <perfinion <AT> gentoo <DOT> org>
AuthorDate: Wed Sep 11 10:24:54 2019 +0000
Commit:     Jason Zaman <perfinion <AT> gentoo <DOT> org>
CommitDate: Fri Sep 13 13:32:27 2019 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=573207cb

sci-libs/tensorflow: bump 1.15.0_rc0

Enabled XLA support with a USE-flag

Package-Manager: Portage-2.3.69, Repoman-2.3.16
Signed-off-by: Jason Zaman <perfinion <AT> gentoo.org>

 sci-libs/tensorflow/Manifest                       |  14 +
 ...dd-rules-docker-http_archive-bazel-toolch.patch |  38 +++
 ..._rc0-0002-systemlibs-unbundle-functools32.patch |  61 ++++
 .../tensorflow-1.15.0_rc0-0003-python-deps.patch   |  15 +
 sci-libs/tensorflow/metadata.xml                   |   1 +
 sci-libs/tensorflow/tensorflow-1.15.0_rc0.ebuild   | 349 +++++++++++++++++++++
 6 files changed, 478 insertions(+)

diff --git a/sci-libs/tensorflow/Manifest b/sci-libs/tensorflow/Manifest
index 73a0186fdd7..f1533dbe77d 100644
--- a/sci-libs/tensorflow/Manifest
+++ b/sci-libs/tensorflow/Manifest
@@ -1,27 +1,41 @@
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+DIST tensorflow-1.15.0_rc0.tar.gz 46177850 BLAKE2B a4cb339018d04da26993400e99bacbe8c88dd68e17158b3effac125ee90b73d441084d530359912c40d1981c7688511ad41117067428233e9310c1fc8617f1d0 SHA512 f9ba5f2c952b7d8be0f3e2b78336513efa07d5323bc28217335391538577ba2b91687cf92f759d4ec03b02dd1c2961de4b54df205e7952c706f5b632029b7c7d
 DIST tensorflow-patches-1.14.0-r2.tar.bz2 7213 BLAKE2B 51719fc02049d564b7e5c00a76375af9a7e8dfc73753ba5f0d53163dc1fa00d23bb7ed03553a0bce68b8b90cd5bfe21d29e7a57a827db2c68ceef65f3cb0e925 SHA512 35e1a410060cdde99df148bfd06f042b91e021f7a692ae9c0100c67555de553bc248d73db762ed0239117296fb1147e2b67cdf0dd3dc94dee6fe9804c08a7360
 DIST tensorflow-python-license.rst.txt 45132 BLAKE2B 770ddd87adc745a021daac01a284131825a33f176002a28b20a2251246183bf7ab4686305620678285e4a216a37f01b3ad953fe7864fa79611cccde156d69ab6 SHA512 2d5a3783ec340f24797e89c78007ee95ab753eb5ee8198c739544f9e1159895f7abe816d6b3c66620f8d7b64641d2a7f44ff0a5b4f2f941928f4733157c7995e

diff --git a/sci-libs/tensorflow/files/tensorflow-1.15.0_rc0-0001-WORKSPACE-add-rules-docker-http_archive-bazel-toolch.patch b/sci-libs/tensorflow/files/tensorflow-1.15.0_rc0-0001-WORKSPACE-add-rules-docker-http_archive-bazel-toolch.patch
new file mode 100644
index 00000000000..08c7458f770
--- /dev/null
+++ b/sci-libs/tensorflow/files/tensorflow-1.15.0_rc0-0001-WORKSPACE-add-rules-docker-http_archive-bazel-toolch.patch
@@ -0,0 +1,38 @@
+From 9a44d8e10d726cae992e611575b9dcb1627beede Mon Sep 17 00:00:00 2001
+From: Jason Zaman <jason@×××××××××.com>
+Date: Wed, 11 Sep 2019 12:08:34 +0800
+Subject: [PATCH 1/2] WORKSPACE: add rules-docker http_archive,
+ bazel-toolchains uses git_repo
+
+git_repository() rules cannot pull from --distdir and fail when building
+without internet access. Use http_archive instead and pin the sha256
+hash as well.
+
+Signed-off-by: Jason Zaman <jason@×××××××××.com>
+---
+ WORKSPACE | 9 +++++++++
+ 1 file changed, 9 insertions(+)
+
+diff --git a/WORKSPACE b/WORKSPACE
+index 74ea14d0fd..ccff2ba30f 100644
+--- a/WORKSPACE
++++ b/WORKSPACE
+@@ -12,6 +12,15 @@ http_archive(
+     ],
+ )
+ 
++http_archive(
++    name = "io_bazel_rules_docker",
++    sha256 = "7d453450e1eb70e238eea6b31f4115607ec1200e91afea01c25f9804f37e39c8",
++    strip_prefix = "rules_docker-0.10.0",
++    urls = [
++        "https://github.com/bazelbuild/rules_docker/releases/download/v0.10.0/rules_docker-v0.10.0.tar.gz",
++    ],
++)
++
+ # Load tf_repositories() before loading dependencies for other repository so
+ # that dependencies like com_google_protobuf won't be overridden.
+ load("//tensorflow:workspace.bzl", "tf_repositories")
+-- 
+2.21.0
+

diff --git a/sci-libs/tensorflow/files/tensorflow-1.15.0_rc0-0002-systemlibs-unbundle-functools32.patch b/sci-libs/tensorflow/files/tensorflow-1.15.0_rc0-0002-systemlibs-unbundle-functools32.patch
new file mode 100644
index 00000000000..f8b72daddfc
--- /dev/null
+++ b/sci-libs/tensorflow/files/tensorflow-1.15.0_rc0-0002-systemlibs-unbundle-functools32.patch
@@ -0,0 +1,61 @@
+From 05f57f785aeb58146b3873d4a0c614d897c56293 Mon Sep 17 00:00:00 2001
+From: Jason Zaman <jason@×××××××××.com>
+Date: Wed, 11 Sep 2019 18:18:42 +0800
+Subject: [PATCH 2/2] systemlibs: unbundle functools32
+
+Signed-off-by: Jason Zaman <jason@×××××××××.com>
+---
+ tensorflow/workspace.bzl                     |  1 +
+ third_party/systemlibs/functools32.BUILD     | 15 +++++++++++++++
+ third_party/systemlibs/syslibs_configure.bzl |  1 +
+ 3 files changed, 17 insertions(+)
+ create mode 100644 third_party/systemlibs/functools32.BUILD
+
+diff --git a/tensorflow/workspace.bzl b/tensorflow/workspace.bzl
+index d9fadc1030..760b7cd905 100755
+--- a/tensorflow/workspace.bzl
++++ b/tensorflow/workspace.bzl
+@@ -325,6 +325,7 @@ def tf_repositories(path_prefix = "", tf_repo_name = ""):
+         build_file = clean_dep("//third_party:functools32.BUILD"),
+         sha256 = "f6253dfbe0538ad2e387bd8fdfd9293c925d63553f5813c4e587745416501e6d",
+         strip_prefix = "functools32-3.2.3-2",
++        system_build_file = clean_dep("//third_party/systemlibs:functools32.BUILD"),
+         urls = [
+             "https://storage.googleapis.com/mirror.tensorflow.org/pypi.python.org/packages/c5/60/6ac26ad05857c601308d8fb9e87fa36d0ebf889423f47c3502ef034365db/functools32-3.2.3-2.tar.gz",
+             "https://pypi.python.org/packages/c5/60/6ac26ad05857c601308d8fb9e87fa36d0ebf889423f47c3502ef034365db/functools32-3.2.3-2.tar.gz",
+diff --git a/third_party/systemlibs/functools32.BUILD b/third_party/systemlibs/functools32.BUILD
+new file mode 100644
+index 0000000000..5567ef6943
+--- /dev/null
++++ b/third_party/systemlibs/functools32.BUILD
+@@ -0,0 +1,15 @@
++# Description:
++#   functools32 provides a backport of the functools module for Python 2.
++
++licenses(["notice"])  # Python 2.0
++
++package(default_visibility = ["//visibility:public"])
++
++filegroup(
++    name = "LICENSE",
++)
++
++py_library(
++    name = "functools32",
++    srcs_version = "PY2AND3",
++)
+diff --git a/third_party/systemlibs/syslibs_configure.bzl b/third_party/systemlibs/syslibs_configure.bzl
+index f83c0dd3d5..0884be8416 100644
+--- a/third_party/systemlibs/syslibs_configure.bzl
++++ b/third_party/systemlibs/syslibs_configure.bzl
+@@ -22,6 +22,7 @@ VALID_LIBS = [
+     "double_conversion",
+     "enum34_archive",
+     "flatbuffers",
++    "functools32_archive",
+     "gast_archive",
+     "gif_archive",
+     "grpc",
+-- 
+2.21.0
+

diff --git a/sci-libs/tensorflow/files/tensorflow-1.15.0_rc0-0003-python-deps.patch b/sci-libs/tensorflow/files/tensorflow-1.15.0_rc0-0003-python-deps.patch
new file mode 100644
index 00000000000..39fc269b73b
--- /dev/null
+++ b/sci-libs/tensorflow/files/tensorflow-1.15.0_rc0-0003-python-deps.patch
@@ -0,0 +1,15 @@
+diff --git a/tensorflow/tools/pip_package/setup.py b/tensorflow/tools/pip_package/setup.py
+index fec08f66d7..9d5d1f2a3f 100644
+--- a/tensorflow/tools/pip_package/setup.py
++++ b/tensorflow/tools/pip_package/setup.py
+@@ -62,8 +62,8 @@ REQUIRED_PACKAGES = [
+     'opt_einsum >= 2.3.2',
+     'six >= 1.10.0',
+     'protobuf >= 3.6.1',
+-    'tb-nightly >= 1.15.0a20190821, < 1.15.0a20190822',
+-    'tf-estimator-nightly >= 1.14.0.dev2019090401, < 1.14.0.dev2019090402',
++    'tensorboard >= 1.15.0',
++    'tensorflow_estimator >= 1.15.0',
+     'termcolor >= 1.1.0',
+     'wrapt >= 1.11.1',
+ ]

diff --git a/sci-libs/tensorflow/metadata.xml b/sci-libs/tensorflow/metadata.xml
index e7d7916b751..6161514c67b 100644
--- a/sci-libs/tensorflow/metadata.xml
+++ b/sci-libs/tensorflow/metadata.xml
@@ -10,6 +10,7 @@
 	</longdescription>
 	<use>
 		<flag name="cuda">Enable support for nVidia CUDA</flag>
+		<flag name="xla">XLA (Accelerated Linear Algebra) Optimizing Compiler for TensorFlow</flag>
 	</use>
 	<upstream>
 		<remote-id type="github">tensorflow/tensorflow</remote-id>

diff --git a/sci-libs/tensorflow/tensorflow-1.15.0_rc0.ebuild b/sci-libs/tensorflow/tensorflow-1.15.0_rc0.ebuild
new file mode 100644
index 00000000000..e9f0fe1e0ab
--- /dev/null
+++ b/sci-libs/tensorflow/tensorflow-1.15.0_rc0.ebuild
@@ -0,0 +1,349 @@
+# Copyright 1999-2019 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+DISTUTILS_OPTIONAL=1
+PYTHON_COMPAT=( python2_7 python{3_5,3_6,3_7} )
+MY_PV=${PV/_rc/-rc}
+MY_P=${PN}-${MY_PV}
+
+inherit bazel check-reqs cuda distutils-r1 flag-o-matic toolchain-funcs
+
+DESCRIPTION="Computation framework using data flow graphs for scalable machine learning"
+HOMEPAGE="https://www.tensorflow.org/"
+
+LICENSE="Apache-2.0"
+SLOT="0"
+KEYWORDS="~amd64"
+IUSE="cuda mpi +python xla"
+CPU_USE_FLAGS_X86="sse sse2 sse3 sse4_1 sse4_2 avx avx2 fma3 fma4"
+for i in $CPU_USE_FLAGS_X86; do
+	IUSE+=" cpu_flags_x86_$i"
+done
+
+# distfiles that bazel uses for the workspace, will be copied to basel-distdir
+bazel_external_uris="
+	http://www.kurims.kyoto-u.ac.jp/~ooura/fft2d.tgz -> oourafft2d-20061228.tgz
+	https://bitbucket.org/eigen/eigen/get/8071cda5714d.tar.gz -> eigen-8071cda5714d.tar.gz
+	https://github.com/abseil/abseil-cpp/archive/43ef2148c0936ebf7cb4be6b19927a9d9d145b8f.tar.gz -> abseil-cpp-43ef2148c0936ebf7cb4be6b19927a9d9d145b8f.tar.gz
+	https://github.com/bazelbuild/bazel-skylib/releases/download/0.8.0/bazel-skylib.0.8.0.tar.gz
+	https://github.com/bazelbuild/bazel-toolchains/archive/92dd8a7a518a2fb7ba992d47c8b38299fe0be825.tar.gz -> bazel-toolchains-92dd8a7a518a2fb7ba992d47c8b38299fe0be825.tar.gz
+	https://github.com/bazelbuild/rules_closure/archive/308b05b2419edb5c8ee0471b67a40403df940149.tar.gz -> bazelbuild-rules_closure-308b05b2419edb5c8ee0471b67a40403df940149.tar.gz
+	https://github.com/bazelbuild/rules_docker/releases/download/v0.10.0/rules_docker-v0.10.0.tar.gz -> bazelbuild-rules_docker-v0.10.0.tar.gz
+	https://github.com/bazelbuild/rules_swift/releases/download/0.11.1/rules_swift.0.11.1.tar.gz -> bazelbuild-rules_swift.0.11.1.tar.gz
+	https://github.com/google/farmhash/archive/816a4ae622e964763ca0862d9dbd19324a1eaf45.tar.gz -> farmhash-816a4ae622e964763ca0862d9dbd19324a1eaf45.tar.gz
+	https://github.com/google/gemmlowp/archive/12fed0cd7cfcd9e169bf1925bc3a7a58725fdcc3.zip -> gemmlowp-12fed0cd7cfcd9e169bf1925bc3a7a58725fdcc3.zip
+	https://github.com/google/highwayhash/archive/fd3d9af80465e4383162e4a7c5e2f406e82dd968.tar.gz -> highwayhash-fd3d9af80465e4383162e4a7c5e2f406e82dd968.tar.gz
+	https://github.com/mborgerding/kissfft/archive/36dbc057604f00aacfc0288ddad57e3b21cfc1b8.tar.gz -> kissfft-36dbc057604f00aacfc0288ddad57e3b21cfc1b8.tar.gz
+	https://github.com/nlopezgi/bazel-toolchains/archive/94d31935a2c94fe7e7c7379a0f3393e181928ff7.tar.gz -> bazel-toolchains-94d31935a2c94fe7e7c7379a0f3393e181928ff7.tar.gz
+	https://github.com/pybind/pybind11/archive/v2.3.0.tar.gz -> pybind11-v2.3.0.tar.gz
+	https://github.com/llvm-mirror/llvm/archive/7a7e03f906aada0cf4b749b51213fe5784eeff84.tar.gz -> llvm-7a7e03f906aada0cf4b749b51213fe5784eeff84.tar.gz
+	cuda? (
+		https://github.com/nvidia/nccl/archive/0ceaec9cee96ae7658aa45686853286651f36384.tar.gz -> nvidia-nccl-0ceaec9cee96ae7658aa45686853286651f36384.tar.gz
+		https://github.com/NVlabs/cub/archive/1.8.0.zip -> cub-1.8.0.zip
+	)
+	python? (
+		https://github.com/intel/ARM_NEON_2_x86_SSE/archive/1200fe90bb174a6224a525ee60148671a786a71f.tar.gz -> ARM_NEON_2_x86_SSE-1200fe90bb174a6224a525ee60148671a786a71f.tar.gz
+		https://storage.googleapis.com/mirror.tensorflow.org/docs.python.org/2.7/_sources/license.rst.txt -> tensorflow-1.15.0-python-license.rst.txt
+		https://pypi.python.org/packages/bc/cc/3cdb0a02e7e96f6c70bd971bc8a90b8463fda83e264fa9c5c1c98ceabd81/backports.weakref-1.0rc1.tar.gz
+	)"
+
+SRC_URI="https://github.com/${PN}/${PN}/archive/v${MY_PV}.tar.gz -> ${P}.tar.gz
+		${bazel_external_uris}"
+
+RDEPEND="
+	app-arch/snappy
+	dev-db/lmdb
+	dev-db/sqlite
+	dev-libs/icu
+	>=dev-libs/jsoncpp-1.9
+	dev-libs/libpcre
+	dev-libs/nsync
+	dev-libs/openssl:0=
+	>=dev-libs/protobuf-3.6.1:=
+	>=dev-libs/re2-0.2018.04.01
+	media-libs/giflib
+	media-libs/libjpeg-turbo
+	media-libs/libpng:0
+	>=net-libs/grpc-1.22.0
+	net-misc/curl
+	sys-libs/zlib
+	>=sys-apps/hwloc-2
+	cuda? (
+		>=dev-util/nvidia-cuda-toolkit-9.1[profiler]
+		dev-libs/cudnn
+	)
+	mpi? ( virtual/mpi )
+	python? (
+		${PYTHON_DEPS}
+		>=dev-libs/flatbuffers-1.8.0
+		dev-python/absl-py[${PYTHON_USEDEP}]
+		>=dev-python/astor-0.7.1[${PYTHON_USEDEP}]
+		dev-python/gast[${PYTHON_USEDEP}]
+		>=dev-python/numpy-1.16[${PYTHON_USEDEP}]
+		dev-python/google-pasta[${PYTHON_USEDEP}]
+		dev-python/opt-einsum[${PYTHON_USEDEP}]
+		>=dev-python/protobuf-python-3.6.1[${PYTHON_USEDEP}]
+		dev-python/six[${PYTHON_USEDEP}]
+		dev-python/termcolor[${PYTHON_USEDEP}]
+		>=dev-python/grpcio-1.22.0[${PYTHON_USEDEP}]
+		>=dev-python/wrapt-1.11.1[${PYTHON_USEDEP}]
+		>=net-libs/google-cloud-cpp-0.10.0
+		>=sci-libs/keras-applications-1.0.8[${PYTHON_USEDEP}]
+		>=sci-libs/keras-preprocessing-1.0.5[${PYTHON_USEDEP}]
+		>=sci-visualization/tensorboard-1.15.0[${PYTHON_USEDEP}]
+		$(python_gen_cond_dep 'dev-python/enum34[${PYTHON_USEDEP}]' 'python2*')
+		$(python_gen_cond_dep 'dev-python/functools32[${PYTHON_USEDEP}]' 'python2*')
+	)"
+DEPEND="${RDEPEND}
+	dev-python/mock"
+PDEPEND="python? (
+		>=sci-libs/tensorflow-estimator-1.15.0[${PYTHON_USEDEP}]
+	)"
+BDEPEND="
+	app-arch/unzip
+	>=dev-libs/protobuf-3.6.0
+	dev-java/java-config
+	dev-python/mock
+	dev-lang/swig
+	dev-python/cython
+	|| (
+		=dev-util/bazel-0.24*
+		=dev-util/bazel-0.26*
+		=dev-util/bazel-0.27*
+	)
+	cuda? (
+		>=dev-util/nvidia-cuda-toolkit-9.1[profiler]
+	)
+	!python? ( dev-lang/python )
+	python? (
+		>=dev-python/grpcio-tools-1.22.0
+	)"
+REQUIRED_USE="python? ( ${PYTHON_REQUIRED_USE} )"
+
+S="${WORKDIR}/${MY_P}"
+
+PATCHES=(
+	"${FILESDIR}/tensorflow-1.15.0_rc0-0001-WORKSPACE-add-rules-docker-http_archive-bazel-toolch.patch"
+	"${FILESDIR}/tensorflow-1.15.0_rc0-0002-systemlibs-unbundle-functools32.patch"
+	"${FILESDIR}/tensorflow-1.15.0_rc0-0003-python-deps.patch"
+)
+DOCS=( AUTHORS CONTRIBUTING.md ISSUE_TEMPLATE.md README.md RELEASE.md )
+CHECKREQS_MEMORY="5G"
+CHECKREQS_DISK_BUILD="5G"
+
+get-cpu-flags() {
+	local i f=()
+	# Keep this list in sync with tensorflow/core/platform/cpu_feature_guard.cc.
+	for i in sse sse2 sse3 sse4_1 sse4_2 avx avx2 fma4; do
+		use cpu_flags_x86_${i} && f+=( -m${i/_/.} )
+	done
+	use cpu_flags_x86_fma3 && f+=( -mfma )
+	echo "${f[*]}"
+}
+
+pkg_setup() {
+	local num_pythons_enabled
+	num_pythons_enabled=0
+	count_impls(){
+		num_pythons_enabled=$((${num_pythons_enabled} + 1))
+	}
+	use python && python_foreach_impl count_impls
+
+	# 5 G to build C/C++ libs, 5G per python impl
+	CHECKREQS_DISK_BUILD="$((5 + 5 * $num_pythons_enabled))G"
+	check-reqs_pkg_setup
+}
+
+src_unpack() {
+	# Only unpack the main distfile
+	unpack "${P}.tar.gz"
+	bazel_load_distfiles "${bazel_external_uris}"
+}
+
+src_prepare() {
+	export JAVA_HOME=$(java-config --jre-home) # so keepwork works
+
+	append-flags $(get-cpu-flags)
+	bazel_setup_bazelrc
+
+	default
+	use python && python_copy_sources
+
+	use cuda && cuda_add_sandbox
+}
+
+src_configure() {
+	export JAVA_HOME=$(java-config --jre-home) # so keepwork works
+
+	do_configure() {
+		export CC_OPT_FLAGS=" "
+		export TF_ENABLE_XLA=$(usex xla 1 0)
+		export TF_NEED_OPENCL_SYCL=0
+		export TF_NEED_OPENCL=0
+		export TF_NEED_COMPUTECPP=0
+		export TF_NEED_ROCM=0
+		export TF_NEED_MPI=$(usex mpi 1 0)
+		export TF_SET_ANDROID_WORKSPACE=0
+
+		if use python; then
+			python_export PYTHON_SITEDIR
+			export PYTHON_BIN_PATH="${PYTHON}"
+			export PYTHON_LIB_PATH="${PYTHON_SITEDIR}"
+		else
+			export PYTHON_BIN_PATH="$(which python)"
+			export PYTHON_LIB_PATH="$(python -c 'from distutils.sysconfig import *; print(get_python_lib())')"
+		fi
+
+		export TF_NEED_CUDA=$(usex cuda 1 0)
+		export TF_DOWNLOAD_CLANG=0
+		export TF_CUDA_CLANG=0
+		export TF_NEED_TENSORRT=0
+		if use cuda; then
+			export TF_CUDA_PATHS="${EPREFIX%/}/opt/cuda"
+			export GCC_HOST_COMPILER_PATH="$(cuda_gccdir)/$(tc-getCC)"
+			export TF_CUDA_VERSION="$(cuda_toolkit_version)"
+			export TF_CUDNN_VERSION="$(cuda_cudnn_version)"
+			einfo "Setting CUDA version: $TF_CUDA_VERSION"
+			einfo "Setting CUDNN version: $TF_CUDNN_VERSION"
+		fi
+
+		local SYSLIBS=(
+			absl_py
+			astor_archive
+			boringssl
+			com_github_googleapis_googleapis
+			com_github_googlecloudplatform_google_cloud_cpp
+			com_google_protobuf
+			com_googlesource_code_re2
+			curl
+			cython
+			double_conversion
+			enum34_archive
+			flatbuffers
+			functools32_archive
+			gast_archive
+			gif_archive
+			grpc
+			hwloc
+			icu
+			jpeg
+			jsoncpp_git
+			keras_applications_archive
+			lmdb
+			nasm
+			nsync
+			opt_einsum_archive
+			org_sqlite
+			pasta
+			pcre
+			png_archive
+			six_archive
+			snappy
+			swig
+			termcolor_archive
+			wrapt
+			zlib_archive
+		)
+
+		export TF_SYSTEM_LIBS="${SYSLIBS[@]}"
+		export TF_IGNORE_MAX_BAZEL_VERSION=1
+
+		# This is not autoconf
+		./configure || die
+
+		echo 'build --config=noaws --config=nohdfs --config=noignite --config=nokafka' >> .bazelrc || die
+		echo 'build --define tensorflow_mkldnn_contraction_kernel=0' >> .bazelrc || die
+		echo 'build --incompatible_no_support_tools_in_action_inputs=false' >> .bazelrc || die
+	}
+	if use python; then
+		python_foreach_impl run_in_build_dir do_configure
+	else
+		do_configure
+	fi
+}
+
+src_compile() {
+	export JAVA_HOME=$(java-config --jre-home) # so keepwork works
+
+	if use python; then
+		python_setup
+		BUILD_DIR="${S}-${EPYTHON/./_}"
+		cd "${BUILD_DIR}"
+	fi
+
+	# fail early if any deps are missing
+	ebazel build --nobuild \
+		//tensorflow:libtensorflow_framework.so \
+		//tensorflow:libtensorflow.so \
+		//tensorflow:libtensorflow_cc.so \
+		$(usex python '//tensorflow/tools/pip_package:build_pip_package' '')
+
+	ebazel build \
+		//tensorflow:libtensorflow_framework.so \
+		//tensorflow:libtensorflow.so
+	ebazel build //tensorflow:libtensorflow_cc.so
+
+	do_compile() {
+		ebazel build //tensorflow/tools/pip_package:build_pip_package
+	}
+	BUILD_DIR="${S}"
+	cd "${BUILD_DIR}"
+	use python && python_foreach_impl run_in_build_dir do_compile
+	ebazel shutdown
+}
+
+src_install() {
+	local i j
+	export JAVA_HOME=$(java-config --jre-home) # so keepwork works
+
+	do_install() {
+		einfo "Installing ${EPYTHON} files"
+		local srcdir="${T}/src-${MULTIBUILD_VARIANT}"
+		mkdir -p "${srcdir}" || die
+		bazel-bin/tensorflow/tools/pip_package/build_pip_package --src "${srcdir}" || die
+		cd "${srcdir}" || die
+		esetup.py install
+
+		# libtensorflow_framework.so is in /usr/lib already
+		python_export PYTHON_SITEDIR PYTHON_SCRIPTDIR
+		rm -f "${D}/${PYTHON_SITEDIR}"/${PN}/lib${PN}_framework.so* || die
+		rm -f "${D}/${PYTHON_SITEDIR}"/${PN}_core/lib${PN}_framework.so* || die
+		python_optimize
+	}
+
+	if use python; then
+		python_foreach_impl run_in_build_dir do_install
+
+		# Symlink to python-exec scripts
+		for i in "${ED}"/usr/lib/python-exec/*/*; do
+			n="${i##*/}"
+			[[ -e "${ED}/usr/bin/${n}" ]] || dosym ../lib/python-exec/python-exec2 "/usr/bin/${n}"
+		done
+
+		python_setup
+		local BUILD_DIR="${S}-${EPYTHON/./_}"
+		cd "${BUILD_DIR}" || die
+	fi
+
+	einfo "Installing headers"
+	ebazel build //tensorflow:install_headers
+	ebazel shutdown
+	insinto /usr/include/${PN}/
+	doins -r bazel-genfiles/tensorflow/include/*
+
+	einfo "Installing libs"
+	# Generate pkg-config file
+	${PN}/c/generate-pc.sh --prefix="${EPREFIX}"/usr --libdir=$(get_libdir) --version=${MY_PV} || die
+	insinto /usr/$(get_libdir)/pkgconfig
+	doins ${PN}.pc ${PN}_cc.pc
+
+	for l in libtensorflow{,_framework,_cc}.so; do
+		dolib.so bazel-bin/tensorflow/${l}
+		dolib.so bazel-bin/tensorflow/${l}.$(ver_cut 1)
+		dolib.so bazel-bin/tensorflow/${l}.$(ver_cut 1-3)
+	done
+
+	einstalldocs
+}