sci-libs/keras: add 2.9.0

Closes: https://bugs.gentoo.org/851570
Signed-off-by: Jason Zaman <perfinion@gentoo.org>

3 files changed, 417 insertions, 0 deletions

diff --git a/sci-libs/keras/Manifest b/sci-libs/keras/Manifest
index 2e270929fa2d..6bd8df8bd0df 100644
--- a/sci-libs/keras/Manifest
+++ b/sci-libs/keras/Manifest
@@ -1,3 +1,4 @@
 DIST bazelbuild-rules_cc-b1c40e1de81913a3c40e5948f78719c28152486d.zip 201360 BLAKE2B 0173a8edb17f344b18e42026e2f8a62a1909d4694ab0be83562b6437a3f1ef38889f069269ddd2308b41062e5f375f791be0d2631a8e52ede668203779813b56 SHA512 2ba1dc316d88947c1d17ec67154c052700e3571b8d03370a9f204cf9fe94a1bd58f93a2c4a3c0b02233ee3250053a4c30a4133b5b38745858c1d04be8c9d973f
 DIST bazelbuild-rules_java-7cf3cefd652008d0a64a419c34c13bdca6c8f178.zip 9422 BLAKE2B bbc45c97551ee8126335b611ffca6574dac843d4db9b3221b10d26487f8eecfe38ba0cd67a4039a3ad921c25fea6294c43e4f4e7a57a060a30791acd6c4f9d39 SHA512 ba06242feb711e7fb6e821fd9ac029248b4f3e466fb1acf971d0db8196f3efe4d114ef137acbe4913073f8cbe8ccab4d47d8bafa21b867b2d6a6d57f5a647f0c
 DIST keras-2.8.0.tar.gz 2001168 BLAKE2B 64e756da102369bd41b176245f7f8184b2376b6fb714485627e30107af552035931c9fcff18d82def5f4e1b83f2eae2fa3d0c18b030986f8d3a53dffbdbb2963 SHA512 a70ae1409761211f3b59d358df4d5abf6bb76b915f5dde90ada5a867aef2831581836d38876bd2e962f3c345f59373bf76a7c21247cef8aeaec45ba1301f787b
+DIST keras-2.9.0.tar.gz 2142884 BLAKE2B 9d90ad998ef7215f9a3ab0f0ac9d035f81023f7049e5c73823a0aa8561ead2f697ff762c225f668f3d9fe376d69a2bfbdf8b137128c915a711cee53d809093d6 SHA512 779828aff9aa31970e7f68b32423e47b81f47d2284d9e9734428c3bc3789e6b0e9ef151315e1cae666b14b1cdc387828ddaf520811250f9ad4fa73cf5c98781d
diff --git a/sci-libs/keras/files/keras-2.9.0-0001-bazel-Use-system-protobuf.patch b/sci-libs/keras/files/keras-2.9.0-0001-bazel-Use-system-protobuf.patch
new file mode 100644
index 000000000000..b571a8b994bc
--- /dev/null
+++ b/sci-libs/keras/files/keras-2.9.0-0001-bazel-Use-system-protobuf.patch
@@ -0,0 +1,331 @@
+From c79e1177ff9f2e0de9070c604a812ff768c2c8c8 Mon Sep 17 00:00:00 2001
+From: Jason Zaman <jason@perfinion.com>
+Date: Sun, 14 Nov 2021 17:59:39 -0800
+Subject: [PATCH] bazel: Use system protobuf
+
+---
+ WORKSPACE                |  53 ----------
+ keras/protobuf/BUILD     |   2 +-
+ third_party/BUILD        |   8 +-
+ third_party/protobuf.bzl | 216 +++++++++++++++++++++++++++++++++++++++
+ 4 files changed, 224 insertions(+), 55 deletions(-)
+ create mode 100644 third_party/protobuf.bzl
+
+diff --git a/WORKSPACE b/WORKSPACE
+index 39f478f8..61282aea 100644
+--- a/WORKSPACE
++++ b/WORKSPACE
+@@ -1,54 +1 @@
+ workspace(name = "org_keras")
+-
+-load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
+-
+-# Needed by protobuf
+-load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
+-http_archive(
+-    name = "bazel_skylib",
+-    url = "https://github.com/bazelbuild/bazel-skylib/releases/download/1.0.1/bazel-skylib-1.0.1.tar.gz",
+-    sha256 = "f1c8360c01fcf276778d3519394805dc2a71a64274a3a0908bc9edff7b5aebc8",
+-)
+-load("@bazel_skylib//:workspace.bzl", "bazel_skylib_workspace")
+-bazel_skylib_workspace()
+-
+-# Needed by protobuf
+-http_archive(
+-    name = "six_archive",
+-    build_file = "//third_party:six.BUILD",
+-    sha256 = "d16a0141ec1a18405cd4ce8b4613101da75da0e9a7aec5bdd4fa804d0e0eba73",
+-    strip_prefix = "six-1.12.0",
+-    urls = [
+-        "http://mirror.bazel.build/pypi.python.org/packages/source/s/six/six-1.12.0.tar.gz",
+-        "https://pypi.python.org/packages/source/s/six/six-1.12.0.tar.gz",  # 2018-12-10
+-    ],
+-)
+-
+-bind(
+-    name = "six",
+-    actual = "@six_archive//:six",
+-)
+-
+-http_archive(
+-    name = "com_google_protobuf",
+-    sha256 = "1fbf1c2962af287607232b2eddeaec9b4f4a7a6f5934e1a9276e9af76952f7e0",
+-    strip_prefix = "protobuf-3.9.2",
+-    urls = ["https://github.com/protocolbuffers/protobuf/archive/v3.9.2.tar.gz"],
+-)
+-
+-# ZLIB
+-# Need by com_google_protobuf. Note that the original URL from zlib side is not
+-# available for now. We need to use bazel mirror as a backup.
+-http_archive(
+-    name = "zlib",
+-    build_file = "@com_google_protobuf//:third_party/zlib.BUILD",
+-    sha256 = "c3e5e9fdd5004dcb542feda5ee4f0ff0744628baf8ed2dd5d66f8ca1197cb1a1",
+-    strip_prefix = "zlib-1.2.11",
+-    urls = [
+-        "https://mirror.bazel.build/zlib.net/zlib-1.2.11.tar.gz",
+-        "https://zlib.net/zlib-1.2.11.tar.gz",
+-    ],
+-)
+-
+-load("@com_google_protobuf//:protobuf_deps.bzl", "protobuf_deps")
+-protobuf_deps()
+diff --git a/keras/protobuf/BUILD b/keras/protobuf/BUILD
+index 413dcb74..80133c06 100644
+--- a/keras/protobuf/BUILD
++++ b/keras/protobuf/BUILD
+@@ -1,7 +1,7 @@
+ # Description:
+ #   Contains Keras protobufs
+ 
+-load("@com_google_protobuf//:protobuf.bzl", "py_proto_library")
++load("//third_party:protobuf.bzl", "py_proto_library")
+ 
+ package(
+     default_visibility = [
+diff --git a/third_party/BUILD b/third_party/BUILD
+index 9be54076..9399232f 100644
+--- a/third_party/BUILD
++++ b/third_party/BUILD
+@@ -1,4 +1,5 @@
+ package(
++    default_visibility = ["//visibility:public"],
+     licenses = ["notice"],  # Apache 2.0
+ )
+ 
+@@ -7,4 +8,9 @@ exports_files([
+     "six.BUILD",
+ ])
+ 
+-package(default_visibility = ["//visibility:public"])
++genrule(
++    name = "protoc",
++    outs = ["protoc.bin"],
++    cmd = "ln -s $$(which protoc) $@",
++    executable = 1,
++)
+diff --git a/third_party/protobuf.bzl b/third_party/protobuf.bzl
+new file mode 100644
+index 00000000..3a7ef0a2
+--- /dev/null
++++ b/third_party/protobuf.bzl
+@@ -0,0 +1,216 @@
++def _GetPath(ctx, path):
++    if ctx.label.workspace_root:
++        return ctx.label.workspace_root + "/" + path
++    else:
++        return path
++
++def _IsNewExternal(ctx):
++    # Bazel 0.4.4 and older have genfiles paths that look like:
++    #   bazel-out/local-fastbuild/genfiles/external/repo/foo
++    # After the exec root rearrangement, they look like:
++    #   ../repo/bazel-out/local-fastbuild/genfiles/foo
++    return ctx.label.workspace_root.startswith("../")
++
++def _GenDir(ctx):
++    if _IsNewExternal(ctx):
++        # We are using the fact that Bazel 0.4.4+ provides repository-relative paths
++        # for ctx.genfiles_dir.
++        return ctx.genfiles_dir.path + (
++            "/" + ctx.attr.includes[0] if ctx.attr.includes and ctx.attr.includes[0] else ""
++        )
++
++    # This means that we're either in the old version OR the new version in the local repo.
++    # Either way, appending the source path to the genfiles dir works.
++    return ctx.var["GENDIR"] + "/" + _SourceDir(ctx)
++
++def _SourceDir(ctx):
++    if not ctx.attr.includes:
++        return ctx.label.workspace_root
++    if not ctx.attr.includes[0]:
++        return _GetPath(ctx, ctx.label.package)
++    if not ctx.label.package:
++        return _GetPath(ctx, ctx.attr.includes[0])
++    return _GetPath(ctx, ctx.label.package + "/" + ctx.attr.includes[0])
++
++def _PyOuts(srcs, use_grpc_plugin = False):
++    ret = [s[:-len(".proto")] + "_pb2.py" for s in srcs]
++    if use_grpc_plugin:
++        ret += [s[:-len(".proto")] + "_pb2_grpc.py" for s in srcs]
++    return ret
++
++def _proto_gen_impl(ctx):
++    """General implementation for generating protos"""
++    srcs = ctx.files.srcs
++    deps = []
++    deps += ctx.files.srcs
++    source_dir = _SourceDir(ctx)
++    gen_dir = _GenDir(ctx)
++    if source_dir:
++        import_flags = ["-I" + source_dir, "-I" + gen_dir]
++    else:
++        import_flags = ["-I."]
++
++    for dep in ctx.attr.deps:
++        import_flags += dep.proto.import_flags
++        deps += dep.proto.deps
++    import_flags = depset(import_flags).to_list()
++    deps = depset(deps).to_list()
++
++    args = []
++    if ctx.attr.gen_cc:
++        args += ["--cpp_out=" + gen_dir]
++    if ctx.attr.gen_py:
++        args += ["--python_out=" + gen_dir]
++
++    inputs = srcs + deps
++    tools = [ctx.executable.protoc]
++    if ctx.executable.plugin:
++        plugin = ctx.executable.plugin
++        lang = ctx.attr.plugin_language
++        if not lang and plugin.basename.startswith("protoc-gen-"):
++            lang = plugin.basename[len("protoc-gen-"):]
++        if not lang:
++            fail("cannot infer the target language of plugin", "plugin_language")
++
++        outdir = gen_dir
++        if ctx.attr.plugin_options:
++            outdir = ",".join(ctx.attr.plugin_options) + ":" + outdir
++        args += ["--plugin=protoc-gen-%s=%s" % (lang, plugin.path)]
++        args += ["--%s_out=%s" % (lang, outdir)]
++        tools.append(plugin)
++
++    if args:
++        ctx.actions.run(
++            inputs = inputs,
++            outputs = ctx.outputs.outs,
++            arguments = args + import_flags + [s.path for s in srcs],
++            executable = ctx.executable.protoc,
++            mnemonic = "ProtoCompile",
++            tools = tools,
++            use_default_shell_env = True,
++        )
++
++    return struct(
++        proto = struct(
++            srcs = srcs,
++            import_flags = import_flags,
++            deps = deps,
++        ),
++    )
++
++proto_gen = rule(
++    attrs = {
++        "srcs": attr.label_list(allow_files = True),
++        "deps": attr.label_list(providers = ["proto"]),
++        "includes": attr.string_list(),
++        "protoc": attr.label(
++            cfg = "host",
++            executable = True,
++            allow_single_file = True,
++            mandatory = True,
++        ),
++        "plugin": attr.label(
++            cfg = "host",
++            allow_files = True,
++            executable = True,
++        ),
++        "plugin_language": attr.string(),
++        "plugin_options": attr.string_list(),
++        "gen_cc": attr.bool(),
++        "gen_py": attr.bool(),
++        "outs": attr.output_list(),
++    },
++    output_to_genfiles = True,
++    implementation = _proto_gen_impl,
++)
++"""Generates codes from Protocol Buffers definitions.
++
++This rule helps you to implement Skylark macros specific to the target
++language. You should prefer more specific `cc_proto_library `,
++`py_proto_library` and others unless you are adding such wrapper macros.
++
++Args:
++  srcs: Protocol Buffers definition files (.proto) to run the protocol compiler
++    against.
++  deps: a list of dependency labels; must be other proto libraries.
++  includes: a list of include paths to .proto files.
++  protoc: the label of the protocol compiler to generate the sources.
++  plugin: the label of the protocol compiler plugin to be passed to the protocol
++    compiler.
++  plugin_language: the language of the generated sources
++  plugin_options: a list of options to be passed to the plugin
++  gen_cc: generates C++ sources in addition to the ones from the plugin.
++  gen_py: generates Python sources in addition to the ones from the plugin.
++  outs: a list of labels of the expected outputs from the protocol compiler.
++"""
++
++def py_proto_library(
++        name,
++        srcs = [],
++        deps = [],
++        py_libs = [],
++        py_extra_srcs = [],
++        include = None,
++        default_runtime = None,
++        protoc = "//third_party:protoc",
++        use_grpc_plugin = False,
++        **kwargs):
++    """Bazel rule to create a Python protobuf library from proto source files
++
++    NOTE: the rule is only an internal workaround to generate protos. The
++    interface may change and the rule may be removed when bazel has introduced
++    the native rule.
++
++    Args:
++      name: the name of the py_proto_library.
++      srcs: the .proto files of the py_proto_library.
++      deps: a list of dependency labels; must be py_proto_library.
++      py_libs: a list of other py_library targets depended by the generated
++          py_library.
++      py_extra_srcs: extra source files that will be added to the output
++          py_library. This attribute is used for internal bootstrapping.
++      include: a string indicating the include path of the .proto files.
++      default_runtime: the implicitly default runtime which will be depended on by
++          the generated py_library target.
++      protoc: the label of the protocol compiler to generate the sources.
++      use_grpc_plugin: a flag to indicate whether to call the Python C++ plugin
++          when processing the proto files.
++      **kwargs: other keyword arguments that are passed to py_library.
++
++    """
++    outs = _PyOuts(srcs, use_grpc_plugin)
++
++    includes = []
++    if include != None:
++        includes = [include]
++
++    grpc_python_plugin = None
++    if use_grpc_plugin:
++        grpc_python_plugin = "//external:grpc_python_plugin"
++        # Note: Generated grpc code depends on Python grpc module. This dependency
++        # is not explicitly listed in py_libs. Instead, host system is assumed to
++        # have grpc installed.
++
++    proto_gen(
++        name = name + "_genproto",
++        srcs = srcs,
++        deps = [s + "_genproto" for s in deps],
++        includes = includes,
++        protoc = protoc,
++        gen_py = 1,
++        outs = outs,
++        visibility = ["//visibility:public"],
++        plugin = grpc_python_plugin,
++        plugin_language = "grpc",
++    )
++
++    if default_runtime and not default_runtime in py_libs + deps:
++        py_libs = py_libs + [default_runtime]
++
++    native.py_library(
++        name = name,
++        srcs = outs + py_extra_srcs,
++        deps = py_libs + deps,
++        imports = includes,
++        **kwargs
++    )
+-- 
+2.35.1
+
diff --git a/sci-libs/keras/keras-2.9.0.ebuild b/sci-libs/keras/keras-2.9.0.ebuild
new file mode 100644
index 000000000000..e6119a59a075
--- /dev/null
+++ b/sci-libs/keras/keras-2.9.0.ebuild
@@ -0,0 +1,85 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{8,9,10} )
+inherit bazel distutils-r1
+
+DESCRIPTION="Deep Learning for humans"
+HOMEPAGE="https://keras.io/"
+
+LICENSE="Apache-2.0"
+SLOT="0"
+KEYWORDS="~amd64"
+IUSE=""
+
+bazel_external_uris="
+	https://github.com/bazelbuild/rules_cc/archive/b1c40e1de81913a3c40e5948f78719c28152486d.zip -> bazelbuild-rules_cc-b1c40e1de81913a3c40e5948f78719c28152486d.zip
+	https://github.com/bazelbuild/rules_java/archive/7cf3cefd652008d0a64a419c34c13bdca6c8f178.zip -> bazelbuild-rules_java-7cf3cefd652008d0a64a419c34c13bdca6c8f178.zip"
+
+SRC_URI="https://github.com/keras-team/${PN}/archive/v${PV}.tar.gz -> ${P}.tar.gz
+	${bazel_external_uris}"
+
+RDEPEND="
+	>=dev-libs/protobuf-3.13.0:=
+	dev-python/absl-py[${PYTHON_USEDEP}]
+	dev-python/h5py[${PYTHON_USEDEP}]
+	dev-python/numpy[${PYTHON_USEDEP}]
+	dev-python/pandas[${PYTHON_USEDEP}]
+	dev-python/pillow[${PYTHON_USEDEP}]
+	>=dev-python/protobuf-python-3.13.0[${PYTHON_USEDEP}]
+	dev-python/six[${PYTHON_USEDEP}]
+	>=sci-libs/keras-applications-1.0.8[${PYTHON_USEDEP}]
+	>=sci-libs/keras-preprocessing-1.1.2[${PYTHON_USEDEP}]
+	>=sci-libs/tensorflow-2.9[python,${PYTHON_USEDEP}]"
+DEPEND="${RDEPEND}
+	dev-python/setuptools[${PYTHON_USEDEP}]"
+BDEPEND="
+	app-arch/unzip
+	>=dev-libs/protobuf-3.13.0
+	dev-java/java-config
+	>=dev-util/bazel-4.2.2"
+
+# Bazel tests not pytest, also want GPU access
+RESTRICT="test"
+DOCS=( CONTRIBUTING.md README.md )
+PATCHES=(
+	"${FILESDIR}/keras-2.9.0-0001-bazel-Use-system-protobuf.patch"
+)
+
+src_unpack() {
+	unpack "${P}.tar.gz"
+	bazel_load_distfiles "${bazel_external_uris}"
+}
+
+src_prepare() {
+	bazel_setup_bazelrc
+	default
+	python_copy_sources
+}
+
+python_compile() {
+	pushd "${BUILD_DIR}" >/dev/null || die
+
+	ebazel build //keras/tools/pip_package:build_pip_package
+	ebazel shutdown
+
+	local srcdir="${T}/src-${EPYTHON/./_}"
+	mkdir -p "${srcdir}" || die
+	bazel-bin/keras/tools/pip_package/build_pip_package --src "${srcdir}" || die
+
+	popd || die
+}
+
+src_compile() {
+	export JAVA_HOME=$(java-config --jre-home)
+	distutils-r1_src_compile
+}
+
+python_install() {
+	pushd "${T}/src-${EPYTHON/./_}" >/dev/null || die
+	esetup.py install
+	python_optimize
+	popd || die
+}