install tensorflow

1 Install Python and the TensorFlow package dependencies
sudo apt install python-dev python-pip  # or python3-dev python3-pip

pip install -U --user pip six numpy wheel mock
sudo gedit /usr/bin/pip
replace as below

#!/usr/bin/python
# GENERATED BY DEBIAN

import sys

# Run the main entry point, similarly to how setuptools does it, but because
# we didn't install the actual entry point from setup.py, don't use the
# pkg_resources API.
from pip import __main__
if __name__ == '__main__':
sys.exit(__main__._main())

pip install -U --user keras_applications==1.0.5 --no-deps
pip install -U --user keras_preprocessing==1.0.3 --no-deps

2 Install Bazel
sudo apt-get install pkg-config zip g++ zlib1g-dev unzip python
sudo apt-get install openjdk-8*
download from
sudo dpkg -i bazel_0.20.0-linux-x86_64.deb