Adding Bash to Tensorflow notebook

I commented out PHP and C++ stuff that I do not really need:

FROM jupyter/tensorflow-notebook

USER root
# install dependencies 
RUN apt-get update && apt-get install -yq --no-install-recommends \
    php-cli php-dev php-pear \
    pkg-config \
    && apt-get clean
#    rm -rf /var/lib/apt/lists/*

# install zeromq and zmq php extension 
#RUN wget https://github.com/zeromq/zeromq4-1/releases/download/v4.1.5/zeromq-4.1.5.tar.gz && \
#    tar -xvf zeromq-4.1.5.tar.gz && \
#    cd zeromq-* && \
#    ./configure && make && make install && \
#    printf "\n" | pecl install zmq-beta && \
#    echo "extension=zmq.so" > /etc/php/7.0/cli/conf.d/zmq.ini

# install PHP composer
#RUN wget https://getcomposer.org/installer -O composer-setup.php && \
#    wget https://litipk.github.io/Jupyter-PHP-Installer/dist/jupyter-php-installer.phar && \
#    php composer-setup.php && \
#    php ./jupyter-php-installer.phar -vvv install && \
#    mv composer.phar /usr/local/bin/composer && \
#    rm -rf zeromq-* jupyter-php* && \
#    rm composer-setup.php

# install ijavascript
#RUN apt-get install -yq nodejs npm libzmq3-dev node-gyp && \
#    npm install -g ijavascript && \
#    ijs --ijs-install=global

#RUN cd .. && \
#    apt-get install -yq --no-install-recommends cmake && \
#    wget https://raw.githubusercontent.com/root-mirror/cling/master/tools/packaging/cpt.py && \
#    chmod +x cpt.py && \
#    ./cpt.py --check-requirements && ./cpt.py --create-dev-env Debug --with-workdir=./cling/

#RUN cd .. && \
#    wget https://root.cern.ch/download/cling/cling_2017-09-15_ubuntu16.tar.bz2 && \
#    tar -xvjf cling_2017-09-15_ubuntu16.tar.bz2 && \
#    rm cling_*.tar.bz2 && \
#    mv cling_* cling

#RUN cd .. && \
#    ln -s $(pwd)/cling/bin/* /usr/bin/ && \
#    cd cling/share/cling/Jupyter/kernel && \
#    pip install -e . && \
#    jupyter-kernelspec install cling-cpp17 && \
#    jupyter-kernelspec install cling-cpp14 && \
#    jupyter-kernelspec install cling-cpp11

RUN chown -R $NB_USER /home/$NB_USER && \
    rm -rf /home/$NB_USER/.local/share/jupyter

# install java jre for h2o
RUN apt-get install -yq openjdk-8-jre

# Reset user from jupyter/base-notebook
USER $NB_USER

# install jupyter-bash
RUN /opt/conda/bin/pip install --no-cache-dir bash_kernel
RUN /opt/conda/bin/python -m bash_kernel.install

# install h2o
RUN /opt/conda/bin/pip install --no-cache-dir --upgrade h2o && \
    /opt/conda/bin/pip install --no-cache-dir --upgrade pandas

# disable authentication
RUN mkdir -p .jupyter
RUN echo "" >> ~/.jupyter/jupyter_notebook_config.py
RUN echo "c.NotebookApp.token = ''" >> ~/.jupyter/jupyter_notebook_config.py

Source: https://bitbucket.org/snippets/klassify/Ee9Myk/jupyter-notebook-with-bash-kernel