Add new TensorFlow package (#13112)

* add tensorflow

Change-Id: Id778c68d148cc42f0b478a9d10a8f937cb54cdc6

* make bazel and tensorflow build

Change-Id: Iae9005e8f4dcc8f1ed36ea9337d2430aeebb291f

* fix flake8

Change-Id: Ib05529dd796eab4a8855a5d7775cc4efea8e479d

* 2nd flake8 attempt

Change-Id: I46224be3a374b2a65793048b0c5178ea64adbd78

* replace md5 sums with sha256

* add version 1.13.2

* bazel() -> bazel('build',...

* specify versions of bazel dependency

* build with CUDA

* add TODOs

* add more todo"s

* improve enum34 dependency

* py-future is a dependency as of v1.14

* Update var/spack/repos/builtin/packages/tensorflow/package.py

Co-Authored-By: Adam J. Stewart <ajstewart426@gmail.com>

* Update var/spack/repos/builtin/packages/tensorflow/package.py

Co-Authored-By: Adam J. Stewart <ajstewart426@gmail.com>

* Update var/spack/repos/builtin/packages/tensorflow/package.py

Co-Authored-By: Adam J. Stewart <ajstewart426@gmail.com>

* Update var/spack/repos/builtin/packages/tensorflow/package.py

Co-Authored-By: Adam J. Stewart <ajstewart426@gmail.com>

* enable nccl, cuda by default

* explain patches

* add todo

* remove unnecessary copt_flag

* use join

* join argument must be an iterable

* split long line; use same opts for non-cuda build

* without opt flags, configure hangs

* introduce build phases; re-arrange

* undo mistake

* restore unset tmp_path

* as of v1.14, nccl_install_path is parsed correctly, hence change ...prefix.lib to ...prefix

* now, version 1.14 compiles successfully with cuda

* add version 2.1.0

* specify bazel dependency for version 2.1.0-rc0

* account for deprecated bazel opts for v2.1.0-rc0

* disable mkldnn contraction kernel

* Flake8 fixes

* md5 -> sha256

* Fix TF and TF-estimator version deps

* Don't just comment out patch

* Add myself as a maintainer

* Patch py-astor to support newer py-setuptools

* Add more versions and bazel version constraints

* Add a build phase

* Add note about configure interactivity

* dev-build -> build-env

* Disable iOS build

* Use correct optimization flags

* Add variants for all possible features

* nccl isn't always a dependency

* Specify correct dependency versions for each release

* Libs may not be in lib or lib64

* Add py-opt-einsum package

* Add newer version of py-protobuf

* Add newer version of py-wrapt

* Fix Python 2.6 syntax error

* Code review

* Set more env vars for older versions

* Add more env vars, fix bazel versions, add conflicts

* Fix config options

* Specify version that support --config args

* Add py-future dependency for Python 2

* Fix cuda config flag and compute capabilities

* Fix installation on macOS, add unit tests

* Override cuda variant default to True on non-macOS

* Rename tensorflow to py-tensorflow

* Has to extend something

* Fix os.symlink call

* convert cuda_arc values to capabilities

* restore nccl prefix path for v1.13.1

* Revert to v2

* Remove extraneous period

* Add new version of jdk/openjdk

* More stable cuda_arch formatting

* Fix bazel unit tests

* Fix symlinking

* Fix unit tests

* +gcp by default until build error figured out

var/spack/repos/builtin/packages/jdk/package.py

@@ -48,6 +48,8 @@ class Jdk(Package):
             url='http://download.oracle.com/otn-pub/java/jdk/10.0.2+13/19aef61b38124481863b1413dce1855f/jdk-10.0.2_linux-x64_bin.tar.gz')
     version('10.0.1_10', sha256='ae8ed645e6af38432a56a847597ac61d4283b7536688dbab44ab536199d1e5a4', curl_options=curl_options,
             url='http://download.oracle.com/otn-pub/java/jdk/10.0.1+10/fb4372174a714e6b8c52526dc134031e/jdk-10.0.1_linux-x64_bin.tar.gz')
+    version('1.8.0_231-b11', sha256='a011584a2c9378bf70c6903ef5fbf101b30b08937441dc2ec67932fb3620b2cf', curl_options=curl_options,
+            url='https://download.oracle.com/otn/java/jdk/8u231-b11/5b13a193868b4bf28bcb45c792fce896/jdk-8u231-linux-x64.tar.gz')
     version('1.8.0_212-b10', sha256='3160c50aa8d8e081c8c7fe0f859ea452922eca5d2ae8f8ef22011ae87e6fedfb', curl_options=curl_options,
             url='https://download.oracle.com/otn/java/jdk/8u212-b10/59066701cf1a433da9770636fbc4c9aa/jdk-8u212-linux-x64.tar.gz')
     version('1.8.0_202-b08', sha256='9a5c32411a6a06e22b69c495b7975034409fa1652d03aeb8eb5b6f59fd4594e0', curl_options=curl_options,