Re-add science/py-tensorflow: Computation using data flow graphs for scalable machine learning

Many thanks to Anthony who was highly persistent and skillful in getting the Tensorflow build on FreeBSD!

PR:		226400
Submitted by:	Anthony <amzo1337@gmail.com>

25 files changed, 489 insertions, 0 deletions

diff --git a/science/py-tensorflow/files/bazelrc b/science/py-tensorflow/files/bazelrc
new file mode 100644
index 000000000000..829431f9eb25
--- /dev/null
+++ b/science/py-tensorflow/files/bazelrc
@@ -0,0 +1,17 @@
+startup --batch
+
+build --strip=never
+build --verbose_failures --noshow_loading_progress
+test --verbose_test_summary --verbose_failures --noshow_loading_progress
+
+build --spawn_strategy=local --genrule_strategy=local
+test --spawn_strategy=local --genrule_strategy=local
+
+# make bazel only fetch distfiles from the cache
+fetch --repository_cache="%%BAZEL_DIR%%/bazel-cache/" --distdir="%%BAZEL_DIST%%/bazel-distdir/"
+build --repository_cache="%%BAZEL_DIR%%/bazel-cache/" --distdir="%%BAZEL_DIST%%/bazel-distdir/"
+
+build --define=PREFIX=%%LOCALBASE%%
+build --define=LIBDIR=%%LOCALBASE%%/lib
+
+build --config=noaws --config=nohdfs --config=noignite --config=nokafka
diff --git a/science/py-tensorflow/files/patch-bazelrc b/science/py-tensorflow/files/patch-bazelrc
new file mode 100644
index 000000000000..94e8db0ecd1d
--- /dev/null
+++ b/science/py-tensorflow/files/patch-bazelrc
@@ -0,0 +1,11 @@
+--- .bazelrc.orig	2019-07-13 21:45:36.138413000 +0100
++++ .bazelrc	2019-07-13 21:46:25.898491000 +0100
+@@ -101,7 +101,7 @@
+ build:c++1z --cxxopt=-stdlib=libc++
+ 
+ # Default paths for TF_SYSTEM_LIBS
+-build --define=PREFIX=/usr
++build --define=PREFIX=%%LOCALBASE%%
+ build --define=LIBDIR=$(PREFIX)/lib
+ build --define=INCLUDEDIR=$(PREFIX)/include
+ 
diff --git a/science/py-tensorflow/files/patch-tensorflow_contrib_boosted__trees_build b/science/py-tensorflow/files/patch-tensorflow_contrib_boosted__trees_build
new file mode 100644
index 000000000000..3711842c1939
--- /dev/null
+++ b/science/py-tensorflow/files/patch-tensorflow_contrib_boosted__trees_build
@@ -0,0 +1,24 @@
+--- tensorflow/contrib/boosted_trees/BUILD.orig	2019-07-07 15:35:52.034885000 +0100
++++ tensorflow/contrib/boosted_trees/BUILD	2019-07-07 15:50:02.149725000 +0100
+@@ -27,6 +27,10 @@
+         ":stats_accumulator_ops_kernels",
+         ":training_ops_kernels",
+     ],
++    linkopts = select({
++        "//tensorflow:freebsd": ["-lm", "-lexecinfo",],
++    }),
++
+     alwayslink = 1,
+ )
+ 
+@@ -40,6 +44,10 @@
+         ":stats_accumulator_ops_op_lib",
+         ":training_ops_op_lib",
+     ],
++    linkopts = select({
++        "//tensorflow:freebsd": ["-lm", "-lexecinfo",],
++    }),
++
+ )
+ 
+ py_library(
diff --git a/science/py-tensorflow/files/patch-tensorflow_contrib_ignite_kernels_client_ignite__plain__client__unix.cc b/science/py-tensorflow/files/patch-tensorflow_contrib_ignite_kernels_client_ignite__plain__client__unix.cc
new file mode 100644
index 000000000000..12d7a8e0d5af
--- /dev/null
+++ b/science/py-tensorflow/files/patch-tensorflow_contrib_ignite_kernels_client_ignite__plain__client__unix.cc
@@ -0,0 +1,13 @@
+--- tensorflow/contrib/ignite/kernels/client/ignite_plain_client_unix.cc.orig	2019-07-07 13:40:21.593527000 +0100
++++ tensorflow/contrib/ignite/kernels/client/ignite_plain_client_unix.cc	2019-07-07 13:40:59.586340000 +0100
+@@ -20,6 +20,10 @@
+ #include <sys/socket.h>
+ #include <unistd.h>
+ 
++#ifdef __FreeBSD__
++#include <netinet/in.h>
++#endif
++
+ #include <iostream>
+ #include <map>
+ 
diff --git a/science/py-tensorflow/files/patch-tensorflow_contrib_makefile_makefile b/science/py-tensorflow/files/patch-tensorflow_contrib_makefile_makefile
new file mode 100644
index 000000000000..d4ca3e053e57
--- /dev/null
+++ b/science/py-tensorflow/files/patch-tensorflow_contrib_makefile_makefile
@@ -0,0 +1,49 @@
+--- ./tensorflow/contrib/makefile/Makefile.orig	2019-07-08 16:51:36.748365000 +0100
++++ ./tensorflow/contrib/makefile/Makefile	2019-07-08 16:51:21.774903000 +0100
+@@ -60,12 +60,15 @@
+ 	ifeq ($(UNAME_S),Linux)
+ 	        HOST_OS := LINUX
+ 	endif
++        ifeq ($(UNAME_S),FreeBSD)
++                HOST_OS := FREEBSD
++        endif
+ 	ifeq ($(UNAME_S),Darwin)
+ 		HOST_OS := OSX
+ 	endif
+ endif
+ 
+-HOST_ARCH := $(shell if [[ $(shell uname -m) =~ i[345678]86 ]]; then echo x86_32; else echo $(shell uname -m); fi)
++HOST_ARCH := $(shell if uname -m | grep -q i[345678]86; then echo x86_32; elif uname -m | grep -q amd64; then echo x86_64; else uname -m; fi)
+ 
+ # Where compiled objects are stored.
+ HOST_OBJDIR := $(MAKEFILE_DIR)/gen/host_obj/
+@@ -111,6 +114,9 @@
+ ifeq ($(HOST_OS),LINUX)
+ 	HOST_LIBS += -ldl -lpthread
+ endif
++ifeq ($(HOST_OS),FREEBSD)
++        HOST_LIBS += -lexecinfo -lpthread
++endif
+ 
+ # If we're on a Pi, link in pthreads and dl
+ ifeq ($(HOST_OS),PI)
+@@ -248,7 +254,7 @@
+ 	LDFLAGS += -all_load
+ endif
+ # Make sure that we don't strip global constructors on Linux.
+-ifeq ($(TARGET),LINUX)
++ifeq ($(TARGET),LINUX,FREEBSD)
+ ifeq ($(HAS_GEN_HOST_PROTOC),true)
+ 	LIBFLAGS += -L$(MAKEFILE_DIR)/gen/protobuf-host/lib
+ 	export LD_LIBRARY_PATH=$(MAKEFILE_DIR)/gen/protobuf-host/lib
+@@ -261,6 +267,10 @@
+ ifeq ($(TARGET),LINUX)
+ 	LIBS += -ldl -lpthread
+ endif
++ifeq ($(TARGET),FREEBSD)
++        LIBS += -lexecinfo -lpthread
++endif
++
+ # If we're cross-compiling for the Raspberry Pi, use the right gcc.
+ ifeq ($(TARGET),PI)
+ 	CXXFLAGS += $(ANDROID_TYPES) -DRASPBERRY_PI
diff --git a/science/py-tensorflow/files/patch-tensorflow_core_BUILD b/science/py-tensorflow/files/patch-tensorflow_core_BUILD
new file mode 100644
index 000000000000..c699215b4922
--- /dev/null
+++ b/science/py-tensorflow/files/patch-tensorflow_core_BUILD
@@ -0,0 +1,47 @@
+--- tensorflow/core/BUILD.orig	2019-06-18 23:48:23.000000000 +0100
++++ tensorflow/core/BUILD	2019-07-14 09:27:38.471527000 +0100
+@@ -2412,7 +2412,7 @@
+     copts = tf_copts(),
+     defines = LIB_INTERNAL_DEFINES,
+     linkopts = select({
+-        "//tensorflow:freebsd": [],
++        "//tensorflow:freebsd": ["-lexecinfo",],
+         "//tensorflow:windows": [],
+         "//tensorflow:android": [],
+         "//conditions:default": [
+@@ -2512,7 +2512,7 @@
+     hdrs = ["lib/gif/gif_io.h"],
+     copts = tf_copts(),
+     linkopts = select({
+-        "//tensorflow:freebsd": [],
++        "//tensorflow:freebsd": ["-lexecinfo",],
+         "//tensorflow:windows": [],
+         "//conditions:default": ["-ldl"],
+     }),
+@@ -2536,7 +2536,7 @@
+     ],
+     copts = tf_copts(),
+     linkopts = select({
+-        "//tensorflow:freebsd": [],
++        "//tensorflow:freebsd": ["-lexecinfo",],
+         "//tensorflow:windows": [],
+         "//conditions:default": ["-ldl"],
+     }),
+@@ -2566,7 +2566,7 @@
+     ],
+     copts = tf_copts(),
+     linkopts = select({
+-        "//tensorflow:freebsd": [],
++        "//tensorflow:freebsd": ["-lexecinfo",],
+         "//tensorflow:windows": [],
+         "//conditions:default": ["-ldl"],
+     }),
+@@ -2897,7 +2897,7 @@
+     hdrs = FRAMEWORK_INTERNAL_PUBLIC_HEADERS,
+     copts = tf_copts(),
+     linkopts = select({
+-        "//tensorflow:freebsd": ["-lm"],
++        "//tensorflow:freebsd": ["-lm", "-lexecinfo",],
+         "//tensorflow:windows": [],
+         "//conditions:default": [
+             "-ldl",
diff --git a/science/py-tensorflow/files/patch-tensorflow_core_platform_cloud_gcs__dns__cache.cc b/science/py-tensorflow/files/patch-tensorflow_core_platform_cloud_gcs__dns__cache.cc
new file mode 100644
index 000000000000..5d3ee387c329
--- /dev/null
+++ b/science/py-tensorflow/files/patch-tensorflow_core_platform_cloud_gcs__dns__cache.cc
@@ -0,0 +1,14 @@
+--- tensorflow/core/platform/cloud/gcs_dns_cache.cc.orig	2019-06-18 23:48:23.000000000 +0100
++++ tensorflow/core/platform/cloud/gcs_dns_cache.cc	2019-07-06 18:15:09.827112000 +0100
+@@ -24,6 +24,11 @@
+ #endif
+ #include <sys/types.h>
+ 
++#ifdef __FreeBSD__ 
++#include <sys/socket.h>
++#include <netinet/in.h>
++#endif
++
+ namespace tensorflow {
+ 
+ namespace {
diff --git a/science/py-tensorflow/files/patch-tensorflow_core_platform_default_build__config.bzl b/science/py-tensorflow/files/patch-tensorflow_core_platform_default_build__config.bzl
new file mode 100644
index 000000000000..3ca7e7a22203
--- /dev/null
+++ b/science/py-tensorflow/files/patch-tensorflow_core_platform_default_build__config.bzl
@@ -0,0 +1,13 @@
+--- tensorflow/core/platform/default/build_config.bzl.orig	2019-07-06 21:55:11.899673000 +0100
++++ tensorflow/core/platform/default/build_config.bzl	2019-07-06 21:56:04.571430000 +0100
+@@ -796,9 +796,7 @@
+         "//tensorflow:ios": [],
+         "//tensorflow:windows": [],
+         "//tensorflow:macos": [],
+-        "//conditions:default": [
+-            "@hwloc",
+-        ],
++        "//tensorflow:freebsd": [],
+     })
+ 
+ def tf_additional_numa_copts():
diff --git a/science/py-tensorflow/files/patch-tensorflow_core_platform_posix_env.cc b/science/py-tensorflow/files/patch-tensorflow_core_platform_posix_env.cc
new file mode 100644
index 000000000000..b50356e83924
--- /dev/null
+++ b/science/py-tensorflow/files/patch-tensorflow_core_platform_posix_env.cc
@@ -0,0 +1,31 @@
+--- tensorflow/core/platform/posix/env.cc.orig	2019-06-18 23:48:23.000000000 +0100
++++ tensorflow/core/platform/posix/env.cc	2019-07-06 21:03:28.090735000 +0100
+@@ -28,6 +28,10 @@
+ #include <thread>
+ #include <vector>
+ 
++#ifdef __FREEBSD__
++#include <pthread.h>
++#endif
++
+ #include "tensorflow/core/lib/core/error_codes.pb.h"
+ #include "tensorflow/core/platform/env.h"
+ #include "tensorflow/core/platform/load_library.h"
+@@ -113,7 +117,7 @@
+     // Has to be casted to long first, else this error appears:
+     // static_cast from 'pthread_t' (aka 'pthread *') to 'int32' (aka 'int')
+     // is not allowed
+-    return static_cast<int32>(static_cast<int64>(pthread_self()));
++    return static_cast<int32>((int64)(pthread_self()));
+ #else
+     return static_cast<int32>(pthread_self());
+ #endif
+@@ -129,7 +133,7 @@
+         return true;
+       }
+     }
+-#if defined(__ANDROID__) || defined(__EMSCRIPTEN__)
++#if defined(__ANDROID__) || defined(__EMSCRIPTEN__) || defined(__FreeBSD__)
+     return false;
+ #else
+     char buf[100];
diff --git a/science/py-tensorflow/files/patch-tensorflow_core_proto_autotuning.proto b/science/py-tensorflow/files/patch-tensorflow_core_proto_autotuning.proto
new file mode 100644
index 000000000000..197b0575861b
--- /dev/null
+++ b/science/py-tensorflow/files/patch-tensorflow_core_proto_autotuning.proto
@@ -0,0 +1,21 @@
+--- tensorflow/core/protobuf/autotuning.proto.orig	2019-06-18 23:48:23.000000000 +0100
++++ tensorflow/core/protobuf/autotuning.proto	2019-07-30 11:45:04.342068000 +0100
+@@ -11,14 +11,14 @@
+ import "google/protobuf/duration.proto";
+ 
+ message CudnnVersion {
+-  int32 major = 1;
+-  int32 minor = 2;
++  int32 major_val = 1;
++  int32 minor_val = 2;
+   int32 patch = 3;
+ }
+ 
+ message ComputeCapability {
+-  int32 major = 1;
+-  int32 minor = 2;
++  int32 major_val = 1;
++  int32 minor_val = 2;
+ }
+ 
+ message AutotuneResult {
diff --git a/science/py-tensorflow/files/patch-tensorflow_lite_experimental_micro_tools_make_targets_freebsd__makefile.inc b/science/py-tensorflow/files/patch-tensorflow_lite_experimental_micro_tools_make_targets_freebsd__makefile.inc
new file mode 100644
index 000000000000..9558cdfd6513
--- /dev/null
+++ b/science/py-tensorflow/files/patch-tensorflow_lite_experimental_micro_tools_make_targets_freebsd__makefile.inc
@@ -0,0 +1,13 @@
+--- /dev/null	2019-07-08 14:38:21.999045000 +0100
++++ tensorflow/lite/experimental/micro/tools/make/targets/freebsd_makefile.inc	2019-07-08 14:37:33.196932000 +0100
+@@ -0,0 +1,10 @@
++# Settings for x86 on FreeBSD
++ifeq ($(TARGET), freebsd)
++  ifeq ($(TARGET_ARCH), x86_64)
++    PLATFORM_FLAGS = \
++      -DTF_LITE_DISABLE_X86_NEON
++    CXXFLAGS += $(PLATFORM_FLAGS)
++    CCFLAGS += $(PLATFORM_FLAGS)
++  endif
++endif
++
diff --git a/science/py-tensorflow/files/patch-tensorflow_lite_kernels_internal_build b/science/py-tensorflow/files/patch-tensorflow_lite_kernels_internal_build
new file mode 100644
index 000000000000..e47c7f0da602
--- /dev/null
+++ b/science/py-tensorflow/files/patch-tensorflow_lite_kernels_internal_build
@@ -0,0 +1,11 @@
+--- tensorflow/lite/kernels/internal/BUILD.orig	2019-07-09 13:22:19.397153000 +0100
++++ tensorflow/lite/kernels/internal/BUILD	2019-07-09 13:22:38.288994000 +0100
+@@ -607,7 +607,7 @@
+             ":neon_tensor_utils",
+         ],
+         "//conditions:default": [
+-            ":portable_tensor_utils",
++	    ":neon_tensor_utils",
+         ],
+     }),
+ )
diff --git a/science/py-tensorflow/files/patch-tensorflow_lite_tools_make_makefile b/science/py-tensorflow/files/patch-tensorflow_lite_tools_make_makefile
new file mode 100644
index 000000000000..e59b928023d7
--- /dev/null
+++ b/science/py-tensorflow/files/patch-tensorflow_lite_tools_make_makefile
@@ -0,0 +1,19 @@
+--- tensorflow/lite/tools/make/Makefile.orig	2019-07-08 14:04:30.373727000 +0100
++++ tensorflow/lite/tools/make/Makefile	2019-07-08 16:44:36.249811000 +0100
+@@ -16,12 +16,15 @@
+ 	ifeq ($(UNAME_S),Linux)
+ 		HOST_OS := linux
+ 	endif
++        ifeq ($(UNAME_S),FreeBSD)
++                HOST_OS := freebsd
++        endif
+ 	ifeq ($(UNAME_S),Darwin)
+ 		HOST_OS := osx
+ 	endif
+ endif
+ 
+-HOST_ARCH := $(shell if uname -m | grep -q i[345678]86; then echo x86_32; else uname -m; fi)
++HOST_ARCH := $(shell if uname -m | grep -q i[345678]86; then echo x86_32; elif uname -m | grep -q amd64; then echo x86_64; else uname -m; fi)
+ 
+ # Override these on the make command line to target a specific architecture. For example:
+ # make -f tensorflow/lite/tools/make/Makefile TARGET=rpi TARGET_ARCH=armv7l
diff --git a/science/py-tensorflow/files/patch-tensorflow_lite_tools_make_targets_freebsd__makefile.inc b/science/py-tensorflow/files/patch-tensorflow_lite_tools_make_targets_freebsd__makefile.inc
new file mode 100644
index 000000000000..1c66895e0274
--- /dev/null
+++ b/science/py-tensorflow/files/patch-tensorflow_lite_tools_make_targets_freebsd__makefile.inc
@@ -0,0 +1,19 @@
+--- /dev/null	2019-07-08 14:12:50.536743000 +0100
++++ tensorflow/lite/tools/make/targets/freebsd_makefile.inc	2019-07-08 14:11:35.495868000 +0100
+@@ -0,0 +1,16 @@
++# Settings for FreeBSD.
++ifeq ($(TARGET), freebsd)
++  CXXFLAGS += \
++    -fPIC \
++    -DGEMMLOWP_ALLOW_SLOW_SCALAR_FALLBACK \
++    -pthread
++  CFLAGS += \
++    -fPIC \  
++    -DGEMMLOWP_ALLOW_SLOW_SCALAR_FALLBACK \
++    -pthread
++  # TODO(petewarden): In the future we may want to add architecture-specific
++  # flags like -msse4.2 
++        LIBS += -lexecinfo
++endif
++
++
diff --git a/science/py-tensorflow/files/patch-tensorflow_tensorflow.bzl b/science/py-tensorflow/files/patch-tensorflow_tensorflow.bzl
new file mode 100644
index 000000000000..9eb43a60af6b
--- /dev/null
+++ b/science/py-tensorflow/files/patch-tensorflow_tensorflow.bzl
@@ -0,0 +1,65 @@
+--- tensorflow/tensorflow.bzl.orig	2019-06-18 23:48:23.000000000 +0100
++++ tensorflow/tensorflow.bzl	2019-07-13 13:57:17.579194000 +0100
+@@ -287,6 +287,7 @@
+             "-Wno-sign-compare",
+             "-fno-exceptions",
+             "-ftemplate-depth=900",
++	    "-I%%LOCALBASE%%/include",
+         ]) +
+         if_cuda(["-DGOOGLE_CUDA=1"]) +
+         if_tensorrt(["-DGOOGLE_TENSORRT=1"]) +
+@@ -603,7 +604,7 @@
+                 ],
+             ),
+             data = depset(data + added_data_deps),
+-            linkopts = linkopts + _rpath_linkopts(name_os),
++	    linkopts = linkopts + ["-lexecinfo", "-lgpr"] + _rpath_linkopts(name),
+             visibility = visibility,
+             **kwargs
+         )
+@@ -657,7 +658,7 @@
+     tf_cc_binary(
+         name = tool,
+         copts = tf_copts(),
+-        linkopts = if_not_windows(["-lm", "-Wl,-ldl"]),
++        linkopts = if_not_windows(["-lm", "-Wl, -lexecinfo"]),
+         linkstatic = 1,  # Faster to link this one-time-use binary dynamically
+         deps = [op_gen] + deps,
+     )
+@@ -839,7 +840,7 @@
+     tf_cc_binary(
+         name = tool_name,
+         copts = tf_copts(),
+-        linkopts = if_not_windows(["-lm", "-Wl,-ldl"]) + cc_linkopts,
++        linkopts = if_not_windows(["-L%%LOCALBASE%%/lib", "-lm", "-Wl, -lexecinfo"]) + cc_linkopts,
+         linkstatic = 1,  # Faster to link this one-time-use binary dynamically
+         visibility = [clean_dep("//tensorflow:internal")],
+         deps = ([
+@@ -954,8 +955,9 @@
+             "//conditions:default": [
+                 "-lpthread",
+                 "-lm",
++		"-lexecinfo",
+             ],
+-        }) + linkopts + _rpath_linkopts(name),
++        }) + linkopts + ["-lexecinfo"] + _rpath_linkopts(name),
+         deps = deps + tf_binary_dynamic_kernel_deps(kernels) + if_mkl_ml(
+             [
+                 clean_dep("//third_party/mkl:intel_binary_blob"),
+@@ -1103,7 +1105,7 @@
+         ]) + if_rocm_is_configured([
+             clean_dep("//tensorflow/core:gpu_lib"),
+         ]),
+-        linkopts = if_not_windows(["-lpthread", "-lm"]) + linkopts + _rpath_linkopts(name),
++        linkopts = if_not_windows(["-lpthread", "-lm", "-lexecinfo",]) + linkopts + _rpath_linkopts(name),
+         linkstatic = linkstatic or select({
+             # cc_tests with ".so"s in srcs incorrectly link on Darwin
+             # unless linkstatic=1.
+@@ -1784,6 +1786,7 @@
+         linkopts = linkopts + select({
+             "//conditions:default": [
+                 "-lm",
++		"-lexecinfo",
+             ],
+             clean_dep("//tensorflow:windows"): [],
+             clean_dep("//tensorflow:macos"): [],
diff --git a/science/py-tensorflow/files/patch-tensorflow_tools_lib__package_build b/science/py-tensorflow/files/patch-tensorflow_tools_lib__package_build
new file mode 100644
index 000000000000..09686fc90c31
--- /dev/null
+++ b/science/py-tensorflow/files/patch-tensorflow_tools_lib__package_build
@@ -0,0 +1,18 @@
+--- tensorflow/tools/lib_package/BUILD.orig	2019-07-06 21:58:28.528046000 +0100
++++ tensorflow/tools/lib_package/BUILD	2019-07-06 21:58:46.410184000 +0100
+@@ -152,7 +152,6 @@
+         "@gemmlowp//:LICENSE",
+         "@gif_archive//:COPYING",
+         "@highwayhash//:LICENSE",
+-        "@hwloc//:COPYING",
+         "@icu//:icu4c/LICENSE",
+         "@jpeg//:LICENSE.md",
+         "@lmdb//:LICENSE",
+@@ -223,7 +222,6 @@
+         "@gemmlowp//:LICENSE",
+         "@gif_archive//:COPYING",
+         "@highwayhash//:LICENSE",
+-        "@hwloc//:COPYING",
+         "@icu//:icu4j/main/shared/licenses/LICENSE",
+         "@jpeg//:LICENSE.md",
+         "@lmdb//:LICENSE",
diff --git a/science/py-tensorflow/files/patch-tensorflow_tools_pip__package_build b/science/py-tensorflow/files/patch-tensorflow_tools_pip__package_build
new file mode 100644
index 000000000000..0a235bd7e57e
--- /dev/null
+++ b/science/py-tensorflow/files/patch-tensorflow_tools_pip__package_build
@@ -0,0 +1,10 @@
+--- tensorflow/tools/pip_package/BUILD.orig	2019-07-06 22:03:09.438361000 +0100
++++ tensorflow/tools/pip_package/BUILD	2019-07-06 22:03:18.385021000 +0100
+@@ -175,7 +175,6 @@
+         "@gemmlowp//:LICENSE",
+         "@gif_archive//:COPYING",
+         "@highwayhash//:LICENSE",
+-        "@hwloc//:COPYING",
+         "@icu//:icu4c/LICENSE",
+         "@jpeg//:LICENSE.md",
+         "@keras_applications_archive//:LICENSE",
diff --git a/science/py-tensorflow/files/patch-tensorflow_workspace.bzl b/science/py-tensorflow/files/patch-tensorflow_workspace.bzl
new file mode 100644
index 000000000000..29955c8d64d4
--- /dev/null
+++ b/science/py-tensorflow/files/patch-tensorflow_workspace.bzl
@@ -0,0 +1,10 @@
+--- tensorflow/workspace.bzl.orig	2019-07-11 15:46:44.460265000 +0100
++++ tensorflow/workspace.bzl	2019-07-11 15:47:14.104299000 +0100
+@@ -346,6 +346,7 @@
+         ],
+         sha256 = "8ad8c4783bf61ded74527bffb48ed9b54166685e4230386a9ed9b1279e2df5b1",
+         build_file = clean_dep("//third_party:enum34.BUILD"),
++	system_build_file = clean_dep("//third_party/systemlibs:enum34.BUILD"),
+         strip_prefix = "enum34-1.1.6/enum",
+     )
+ 
diff --git a/science/py-tensorflow/files/patch-third__party_aws_build.bazel b/science/py-tensorflow/files/patch-third__party_aws_build.bazel
new file mode 100644
index 000000000000..4b08a5e711ec
--- /dev/null
+++ b/science/py-tensorflow/files/patch-third__party_aws_build.bazel
@@ -0,0 +1,13 @@
+--- third_party/aws/BUILD.bazel.orig	2019-07-07 15:57:49.887118000 +0100
++++ third_party/aws/BUILD.bazel	2019-07-07 15:58:39.817675000 +0100
+@@ -27,7 +27,9 @@
+         "@org_tensorflow//tensorflow:raspberry_pi_armeabi": glob([
+             "aws-cpp-sdk-core/source/platform/linux-shared/*.cpp",
+         ]),
+-        "//conditions:default": [],
++        "//conditions:default":glob([
++            "aws-cpp-sdk-core/source/platform/linux-shared/*.cpp",
++        ]),
+     }) + glob([
+         "aws-cpp-sdk-core/include/**/*.h",
+         "aws-cpp-sdk-core/source/*.cpp",
diff --git a/science/py-tensorflow/files/patch-third__party_systemlibs_enum34.build b/science/py-tensorflow/files/patch-third__party_systemlibs_enum34.build
new file mode 100644
index 000000000000..9a3e406dfc7c
--- /dev/null
+++ b/science/py-tensorflow/files/patch-third__party_systemlibs_enum34.build
@@ -0,0 +1,17 @@
+--- /dev/null	2019-07-11 15:43:12.610969000 +0100
++++ third_party/systemlibs/enum34.BUILD	2019-07-11 15:42:45.040593000 +0100
+@@ -0,0 +1,14 @@
++# Description:
++#   enum34 provides a backport of the enum module for Python 2.
++ 
++licenses(["notice"])  # MIT
++ 
++filegroup(
++    name = "LICENSE",
++    visibility = ["//visibility:public"],
++)
++ 
++py_library(
++    name = "enum",
++    visibility = ["//visibility:public"],
++)
diff --git a/science/py-tensorflow/files/patch-third__party_systemlibs_grpc.build b/science/py-tensorflow/files/patch-third__party_systemlibs_grpc.build
new file mode 100644
index 000000000000..3b1d8133af05
--- /dev/null
+++ b/science/py-tensorflow/files/patch-third__party_systemlibs_grpc.build
@@ -0,0 +1,11 @@
+--- third_party/systemlibs/grpc.BUILD.orig	2019-06-18 23:48:23.000000000 +0100
++++ third_party/systemlibs/grpc.BUILD	2019-07-13 14:03:35.671155000 +0100
+@@ -7,7 +7,7 @@
+ 
+ cc_library(
+     name = "grpc",
+-    linkopts = ["-lgrpc"],
++    linkopts = ["-lgrpc", "-lgpr"],
+     visibility = ["//visibility:public"],
+ )
+ 
diff --git a/science/py-tensorflow/files/patch-third__party_systemlibs_protobuf.bzl b/science/py-tensorflow/files/patch-third__party_systemlibs_protobuf.bzl
new file mode 100644
index 000000000000..db3f441180aa
--- /dev/null
+++ b/science/py-tensorflow/files/patch-third__party_systemlibs_protobuf.bzl
@@ -0,0 +1,11 @@
+--- third_party/systemlibs/protobuf.bzl.orig	2019-07-26 12:28:57.790848000 +0100
++++ third_party/systemlibs/protobuf.bzl	2019-07-26 12:29:42.978059000 +0100
+@@ -76,7 +76,7 @@
+     source_dir = _SourceDir(ctx)
+     gen_dir = _GenDir(ctx)
+     if source_dir:
+-        import_flags = ["-I" + source_dir, "-I" + gen_dir]
++        import_flags = ["-I%%LOCALBASE%%/include", "-I" + source_dir, "-I" + gen_dir]
+     else:
+         import_flags = ["-I."]
+ 
diff --git a/science/py-tensorflow/files/patch-third__party_systemlibs_swig.build b/science/py-tensorflow/files/patch-third__party_systemlibs_swig.build
new file mode 100644
index 000000000000..b3b8f80f1fef
--- /dev/null
+++ b/science/py-tensorflow/files/patch-third__party_systemlibs_swig.build
@@ -0,0 +1,11 @@
+--- third_party/systemlibs/swig.BUILD.orig	2019-07-13 11:28:32.539254000 +0100
++++ third_party/systemlibs/swig.BUILD	2019-07-13 11:28:47.485432000 +0100
+@@ -13,7 +13,7 @@
+ genrule(
+     name = "lnswiglink",
+     outs = ["swiglink"],
+-    cmd = "ln -s $$(which swig) $@",
++    cmd = "ln -s $$(which swig3.0) $@",
+ )
+ 
+ sh_binary(
diff --git a/science/py-tensorflow/files/patch-third__party_systemlibs_syslibs__configure.bzl b/science/py-tensorflow/files/patch-third__party_systemlibs_syslibs__configure.bzl
new file mode 100644
index 000000000000..09307db161e2
--- /dev/null
+++ b/science/py-tensorflow/files/patch-third__party_systemlibs_syslibs__configure.bzl
@@ -0,0 +1,10 @@
+--- third_party/systemlibs/syslibs_configure.bzl.orig	2019-07-11 15:43:32.713320000 +0100
++++ third_party/systemlibs/syslibs_configure.bzl	2019-07-11 15:43:54.448882000 +0100
+@@ -21,6 +21,7 @@
+     "curl",
+     "cython",
+     "double_conversion",
++    "enum34_archive",
+     "flatbuffers",
+     "gast_archive",
+     "gif_archive",
diff --git a/science/py-tensorflow/files/patch-third_party_gpus_rocm_configure.bzl b/science/py-tensorflow/files/patch-third_party_gpus_rocm_configure.bzl
new file mode 100644
index 000000000000..a6f2604c87ed
--- /dev/null
+++ b/science/py-tensorflow/files/patch-third_party_gpus_rocm_configure.bzl
@@ -0,0 +1,11 @@
+--- third_party/gpus/rocm_configure.bzl.orig	2019-06-18 23:48:23.000000000 +0100
++++ third_party/gpus/rocm_configure.bzl	2019-07-06 21:35:41.445803000 +0100
+@@ -308,7 +308,7 @@
+     Returns:
+       The platform-specific name of the library.
+     """
+-    if cpu_value in ("Linux"):
++    if cpu_value in ("Linux", "FreeBSD"):
+         if static:
+             return "lib%s.a" % lib
+         else: