message: Remove ngraph.py and load the library in __init__.py file
diff: @@ -18,4 +18,25 @@ from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  -from ngraph import ngraph
  +import os
  +import sys
  +import time
  +import getpass
  +
  +import numpy as np
  +import tensorflow as tf
  +from tensorflow.python.client import device_lib
  +from tensorflow.python import pywrap_tensorflow as py_tf
  +from tensorflow.python.framework import errors_impl
  +
  +print("TensorFlow version: ", tf.GIT_VERSION, tf.VERSION)
  +
  +import ctypes
  +
  +# We need to revisit this later. We can automate that using cmake configure command.
  +if tf.VERSION >= '1.8.0':
  + libpath = os.path.dirname(__file__)
  + lib = ctypes.cdll.LoadLibrary(os.path.join(libpath,'libngraph_device.so'))
  +else:
  + raise ValueError("Error: ngraph-tf requires tensorflow version >= 1.8.0!")
  +
  