Add Tag info. Ignore bfloat tests when running test_ngtf.py (#195)

Prepare for rc-4 tag
Ignore bfloat tests when running ./test_ngtf.py

Author: Shrestha Malik

README.md

@@ -88,7 +88,7 @@ Once TensorFlow's dependencies are installed, clone the `ngraph-bridge` repo:
 
         git clone https://github.com/tensorflow/ngraph-bridge.git
         cd ngraph-bridge
-        git checkout v0.17.0-rc3
+        git checkout v0.17.0-rc4
 
 Run the following Python script to build TensorFlow, nGraph, and the bridge. Use Python 3.5:
 

ngraph_bridge/version.cc

@@ -32,7 +32,7 @@
 // candidate such as v0.7.0-rc0
 // The code in master will always have the last released version number
 // with a suffix of '-master'
-#define NG_TF_VERSION_SUFFIX "-rc3"
+#define NG_TF_VERSION_SUFFIX "-rc4"
 
 #define VERSION_STR_HELPER(x) #x
 #define VERSION_STR(x) VERSION_STR_HELPER(x)

python/setup.in.py

@@ -59,7 +59,7 @@ def get_tag(self):
 
 setup( 
     name='ngraph_tensorflow_bridge',
-    version='0.17.0rc3',
+    version='0.17.0rc4',
     description='Intel nGraph compiler and runtime for TensorFlow',
     long_description=long_description,
     long_description_content_type="text/markdown",

tools/test_utils.py

@@ -124,7 +124,9 @@ def run_ngtf_pytests(venv_dir, build_dir):
     command_executor(["pip", "install", "-U", "pytest"])
     command_executor(["pip", "install", "-U", "psutil"])
 
-    cmd = 'python -m pytest ' + ('--junitxml=%s/xunit_pytest.xml' % build_dir)
+    cmd = 'python -m pytest ' + (
+        '--junitxml=%s/xunit_pytest.xml ' %
+        build_dir) + "--ignore=" + build_dir + "/test/python/bfloat16"
     env = os.environ.copy()
     new_paths = venv_dir + '/bin/python3:' + os.path.abspath(
         build_dir) + ":" + os.path.abspath(mnist_dir)