Upgrade to TF 2.7.0. (#650)

* Upgrade to TF 2.7.0.

* fix install docs.

* fixed import format.

* add default to c++14.

* Add c++14 in src.

* try moving to bazelrc file.

Author: MichaelBroughton

WORKSPACE

@@ -12,13 +12,14 @@ http_archive(
 
 http_archive(
     name = "org_tensorflow",
-    sha256 = "2023a377a16e5566b8981400af9e8c8e25d3367d82824ffec2b5b6b9c7dba55d",
-    strip_prefix = "tensorflow-2.5.1",
+    sha256 = "249b48ddee927801c7a4f8e5442cf1a3c860f6f46b85a2ff7a78b501507dd561",
+    strip_prefix = "tensorflow-2.7.0",
     urls = [
-        "https://github.com/tensorflow/tensorflow/archive/refs/tags/v2.5.1.zip",
+        "https://github.com/tensorflow/tensorflow/archive/refs/tags/v2.7.0.zip",
     ],
 )
 
+
 load("@org_tensorflow//tensorflow:workspace3.bzl", "workspace")
 
 workspace()
@@ -50,3 +51,4 @@ bind(
     name = "six",
     actual = "@six_archive//:six",
 )
+

configure.sh

@@ -105,6 +105,7 @@ write_to_bazelrc "build --strategy=Genrule=standalone"
 write_to_bazelrc "build --experimental_repo_remote_exec"
 write_to_bazelrc "build -c opt"
 write_to_bazelrc "build --cxxopt=\"-D_GLIBCXX_USE_CXX11_ABI=0\""
+write_to_bazelrc "build --cxxopt=\"-std=c++14\""
 
 
 if is_windows; then

docs/install.md

@@ -17,7 +17,7 @@ TensorFlow Quantum is supported on Python 3.6, 3.7, and 3.8 and depends directly
 ### Requirements
 
 * pip 19.0 or later (requires `manylinux2010` support)
-* [TensorFlow == 2.5.1](https://www.tensorflow.org/install/pip)
+* [TensorFlow == 2.4.1](https://www.tensorflow.org/install/pip)
 
 See the [TensorFlow install guide](https://www.tensorflow.org/install/pip) to
 set up your Python development environment and an (optional) virtual environment.
@@ -27,7 +27,7 @@ Upgrade `pip` and install TensorFlow
 <!-- common_typos_disable -->
 <pre class="devsite-click-to-copy">
   <code class="devsite-terminal">pip3 install --upgrade pip</code>
-  <code class="devsite-terminal">pip3 install tensorflow==2.5.1</code>
+  <code class="devsite-terminal">pip3 install tensorflow==2.4.1</code>
 </pre>
 <!-- common_typos_enable -->
 
@@ -43,7 +43,7 @@ Install the latest stable release of TensorFlow Quantum:
 
 Success: TensorFlow Quantum is now installed.
 
-Install the latest nightly version of TensorFlow Quantum:
+Nightly builds which might depend on newer version of TensorFlow can be installed with:
 
 <!-- common_typos_disable -->
 <pre class="devsite-click-to-copy">
@@ -84,7 +84,7 @@ As noted in the TensorFlow
 guide, the <a href="https://bazel.build/" class="external">Bazel</a>
 build system will be required.
 
-Our latest source builds use TensorFlow 2.5.1. To ensure compatibility we use `bazel` version 3.7.2. To remove any existing version of Bazel:
+Our latest source builds use TensorFlow 2.7.0. To ensure compatibility we use `bazel` version 3.7.2. To remove any existing version of Bazel:
 
 <!-- common_typos_disable -->
 <pre class="devsite-click-to-copy">
@@ -122,7 +122,7 @@ Finally, confirm installation of the correct `bazel` version:
 ### 4. Build TensorFlow from source
 
 Here we adapt instructions from the TensorFlow [build from source](https://www.tensorflow.org/install/source)
-guide, see the link for further details. TensorFlow Quantum is compatible with TensorFlow version&nbsp;2.5.
+guide, see the link for further details. TensorFlow Quantum is compatible with TensorFlow version&nbsp;2.7.0.
 
 Download the
 <a href="https://github.com/tensorflow/tensorflow" class="external">TensorFlow source code</a>:
@@ -131,7 +131,7 @@ Download the
 <pre class="devsite-click-to-copy">
   <code class="devsite-terminal">git clone https://github.com/tensorflow/tensorflow.git</code>
   <code class="devsite-terminal">cd tensorflow</code>
-  <code class="devsite-terminal">git checkout v2.5.1</code>
+  <code class="devsite-terminal">git checkout v2.7.0</code>
 </pre>
 
 Be sure the virtual environment you created in step 2 is activated. Then, install the TensorFlow dependencies:

release/setup.py

@@ -58,7 +58,7 @@ def finalize_options(self):
 
 # placed as extra to not have required overwrite existing nightly installs if
 # they exist.
-EXTRA_PACKAGES = ['tensorflow == 2.5.1']
+EXTRA_PACKAGES = ['tensorflow == 2.7.0']
 CUR_VERSION = '0.6.0'
 
 

requirements.txt

@@ -6,7 +6,7 @@ nbconvert==5.6.1
 nbformat==4.4.0
 pylint==2.4.4
 yapf==0.28.0
-tensorflow==2.5.1
+tensorflow==2.7.0
 # Needed for compatibility with cirq program protos.
 googleapis-common-protos==1.52.0
 google-api-core==1.21.0

tensorflow_quantum/core/ops/BUILD

@@ -69,7 +69,7 @@ cc_binary(
         ],
         "//conditions:default": [
             "-pthread",
-            "-std=c++11",
+            "-std=c++14",
             "-D_GLIBCXX_USE_CXX11_ABI=0",
         ],
     }),
@@ -132,7 +132,7 @@ cc_binary(
         ],
         "//conditions:default": [
             "-pthread",
-            "-std=c++11",
+            "-std=c++14",
             "-D_GLIBCXX_USE_CXX11_ABI=0",
         ],
     }),
@@ -190,7 +190,7 @@ cc_binary(
         ],
         "//conditions:default": [
             "-pthread",
-            "-std=c++11",
+            "-std=c++14",
             "-D_GLIBCXX_USE_CXX11_ABI=0",
         ],
     }),
@@ -256,7 +256,7 @@ cc_binary(
         ],
         "//conditions:default": [
             "-pthread",
-            "-std=c++11",
+            "-std=c++14",
             "-D_GLIBCXX_USE_CXX11_ABI=0",
         ],
     }),
@@ -284,6 +284,41 @@ cc_library(
     name = "parse_context",
     srcs = ["parse_context.cc"],
     hdrs = ["parse_context.h"],
+    copts = select({
+        ":windows": [
+            "/D__CLANG_SUPPORT_DYN_ANNOTATION__",
+            "/D_USE_MATH_DEFINES",
+            "/DEIGEN_MPL2_ONLY",
+            "/DEIGEN_MAX_ALIGN_BYTES=64",
+            "/DEIGEN_HAS_TYPE_TRAITS=0",
+            "/DTF_USE_SNAPPY",
+            "/showIncludes",
+            "/MD",
+            "/O2",
+            "/DNDEBUG",
+            "/w",
+            "-DWIN32_LEAN_AND_MEAN",
+            "-DNOGDI",
+            "/d2ReducedOptimizeHugeFunctions",
+            "/arch:AVX",
+            "/std:c++14",
+            "-DTENSORFLOW_MONOLITHIC_BUILD",
+            "/DPLATFORM_WINDOWS",
+            "/DEIGEN_HAS_C99_MATH",
+            "/DTENSORFLOW_USE_EIGEN_THREADPOOL",
+            "/DEIGEN_AVOID_STL_ARRAY",
+            "/Iexternal/gemmlowp",
+            "/wd4018",
+            "/wd4577",
+            "/DNOGDI",
+            "/UTF_COMPILE_LIBRARY",
+        ],
+        "//conditions:default": [
+            "-pthread",
+            "-std=c++14",
+            "-D_GLIBCXX_USE_CXX11_ABI=0",
+        ],
+    }),
     deps = [
         ":tfq_simulate_utils",
         "//tensorflow_quantum/core/proto:pauli_sum_cc_proto",
@@ -333,7 +368,7 @@ cc_binary(
         ],
         "//conditions:default": [
             "-pthread",
-            "-std=c++11",
+            "-std=c++14",
             "-D_GLIBCXX_USE_CXX11_ABI=0",
         ],
     }),
@@ -364,6 +399,41 @@ cc_library(
     name = "tfq_simulate_utils",
     srcs = ["tfq_simulate_utils.cc"],
     hdrs = ["tfq_simulate_utils.h"],
+    copts = select({
+        ":windows": [
+            "/D__CLANG_SUPPORT_DYN_ANNOTATION__",
+            "/D_USE_MATH_DEFINES",
+            "/DEIGEN_MPL2_ONLY",
+            "/DEIGEN_MAX_ALIGN_BYTES=64",
+            "/DEIGEN_HAS_TYPE_TRAITS=0",
+            "/DTF_USE_SNAPPY",
+            "/showIncludes",
+            "/MD",
+            "/O2",
+            "/DNDEBUG",
+            "/w",
+            "-DWIN32_LEAN_AND_MEAN",
+            "-DNOGDI",
+            "/d2ReducedOptimizeHugeFunctions",
+            "/arch:AVX",
+            "/std:c++14",
+            "-DTENSORFLOW_MONOLITHIC_BUILD",
+            "/DPLATFORM_WINDOWS",
+            "/DEIGEN_HAS_C99_MATH",
+            "/DTENSORFLOW_USE_EIGEN_THREADPOOL",
+            "/DEIGEN_AVOID_STL_ARRAY",
+            "/Iexternal/gemmlowp",
+            "/wd4018",
+            "/wd4577",
+            "/DNOGDI",
+            "/UTF_COMPILE_LIBRARY",
+        ],
+        "//conditions:default": [
+            "-pthread",
+            "-std=c++14",
+            "-D_GLIBCXX_USE_CXX11_ABI=0",
+        ],
+    }),
     deps = [
         "@local_config_tf//:libtensorflow_framework",
         "@local_config_tf//:tf_header_lib",

tensorflow_quantum/core/ops/batch_util_test.py

@@ -13,6 +13,13 @@
 # limitations under the License.
 # ==============================================================================
 """Test parallel Cirq simulations."""
+# Remove PYTHONPATH collisions for protobuf.
+# pylint: disable=wrong-import-position
+import sys
+NEW_PATH = [x for x in sys.path if 'com_google_protobuf' not in x]
+sys.path = NEW_PATH
+# pylint: enable=wrong-import-position
+
 import numpy as np
 import tensorflow as tf
 from absl.testing import parameterized

tensorflow_quantum/core/ops/circuit_execution_ops_test.py

@@ -13,6 +13,13 @@
 # limitations under the License.
 # ==============================================================================
 """Module to test consistency between Cirq and TFQ circuit execution ops."""
+# Remove PYTHONPATH collisions for protobuf.
+# pylint: disable=wrong-import-position
+import sys
+NEW_PATH = [x for x in sys.path if 'com_google_protobuf' not in x]
+sys.path = NEW_PATH
+# pylint: enable=wrong-import-position
+
 from unittest import mock
 import numpy as np
 import tensorflow as tf

tensorflow_quantum/core/ops/cirq_ops_test.py

@@ -13,6 +13,13 @@
 # limitations under the License.
 # ==============================================================================
 """Tests for the cirq simulation ops."""
+# Remove PYTHONPATH collisions for protobuf.
+# pylint: disable=wrong-import-position
+import sys
+NEW_PATH = [x for x in sys.path if 'com_google_protobuf' not in x]
+sys.path = NEW_PATH
+# pylint: enable=wrong-import-position
+
 from unittest import mock
 import numpy as np
 import tensorflow as tf

tensorflow_quantum/core/ops/math_ops/BUILD

@@ -49,7 +49,7 @@ cc_binary(
         ],
         "//conditions:default": [
             "-pthread",
-            "-std=c++11",
+            "-std=c++14",
             "-D_GLIBCXX_USE_CXX11_ABI=0",
         ],
     }),