install python3 from source

installer.bash

mkdir /truba/home/{username}/python3      
cd python3
wget https://www.python.org/ftp/python/3.5.2/Python-3.5.2.tgz
tar zxfv Python-3.5.2.tgz
cd Python-3.5.2.tgz
./configure --prefix=/truba/home/{username}/python3
make && make install

export PATH=/truba/home/{username}/python3/Python-3.5.2/:$PATH
export PYTHONPATH=/truba/home/{username}/python3/Python-3.5.2

which python
# Python 3.5.2
# Pip install
export PATH=/truba/home/{username}/python3/bin:$PATH

pip3 install tensorflow-gpu==1.4.0




### for import apt_pkg problem look:
https://stackoverflow.com/questions/41720578/modulenotfounderror-in-tracebacks-with-python3-6-on-linux
### for pip problem look 
https://github.com/pypa/pip/issues/4220
### for pygraphviz error
https://github.com/pygraphviz/pygraphviz/issues/71