py-tensorflow: Update for use with Fujitsu compiler (#17088)

* py-tensorflow: Update for use with Fujitsu compiler

* py-tensorflow: remove -march option

* fix flake8 error

var/spack/repos/builtin/packages/py-tensorflow/1-1_fcc_tf_patch.patch

@@ -0,0 +1,12 @@
+diff --git a/tensorflow/tensorflow.bzl b/tensorflow/tensorflow.bzl
+index 740f24ec4a..7b8300f678 100644
+--- a/tensorflow/tensorflow.bzl
++++ b/tensorflow/tensorflow.bzl
+@@ -1604,6 +1604,7 @@ def _py_wrap_cc_impl(ctx):
+         outputs = outputs,
+         mnemonic = "PythonSwig",
+         progress_message = "SWIGing " + src.path,
++        use_default_shell_env = True,
+     )
+     return struct(files = depset(outputs))
+ 

var/spack/repos/builtin/packages/py-tensorflow/package.py

@@ -255,6 +255,10 @@ class PyTensorflow(Package, CudaPackage):
     # Allows 2.0.* releases to build with '--config=nogcp'
     patch('0001-Remove-contrib-cloud-bigtable-and-storage-ops-kernel.patch',
           when='@2.0.0:2.0.1')
+
+    # for fcc
+    patch('1-1_fcc_tf_patch.patch', when='@2.1.0:2.1.99%fj')
+
     # do not import contrib.cloud if not available
     patch('https://github.com/tensorflow/tensorflow/commit/ed62ac8203999513dfae03498e871ea35eb60cc4.patch',
           sha256='c37d14622a86b164e2411ea45a04f756ac61b2044d251f19ab17733c508e5305', when='@1.14.0')
@@ -635,6 +639,11 @@ def post_configure_fixes(self):
                         'build --action_env LD_LIBRARY_PATH="' + slibs + '"',
                         '.tf_configure.bazelrc')
 
+        filter_file('build:opt --copt=-march=native', '',
+                    '.tf_configure.bazelrc')
+        filter_file('build:opt --host_copt=-march=native', '',
+                    '.tf_configure.bazelrc')
+
     def build(self, spec, prefix):
         tmp_path = env['TEST_TMPDIR']