content: RUN ${PYTHON} -m pip install --no-cache-dir jupyter matplotlib
  # Pin ipykernel and nbformat; see https://github.com/ipython/ipykernel/issues/422
  RUN ${PYTHON} -m pip install --no-cache-dir jupyter_http_over_ws ipykernel==5.1.1 nbformat==4.4.0
  RUN jupyter serverextension enable --py jupyter_http_over_ws
  
  RUN mkdir -p /tf/ && chmod -R a+rwx /tf/
  RUN mkdir /.local && chmod a+rwx /.local
  WORKDIR /tf
  EXPOSE 8888
  
  RUN ${PYTHON} -m ipykernel.kernelspec
  
  CMD ["bash", "-c", "source /etc/bash.bashrc && jupyter notebook --notebook-dir=/tf --ip 0.0.0.0 --no-browser --allow-root"]
  