anchor.diff:      pip install qtconsole && \
       pip install six && \
       pip install terminado && \
  -    # Latest version (6.0) of tornado breaks Jupyter notebook:
  -    # https://github.com/jupyter/notebook/issues/4439
  -    pip install tornado==5.0.2 && \
  +    pip install tornado && \
       pip install tqdm && \
       pip install traitlets && \
       pip install wcwidth && \
  
positive.code:     pip install mistune && \
      pip install nbconvert && \
      pip install nbformat && \
      pip install notebook==5.5.0 && \
      pip install olefile && \
      pip install kornia && \
      pip install pandas_summary && \
  
negative.code:     pip install decorator && \
      pip install entrypoints && \
      pip install html5lib && \
      pip install ipykernel && \
      pip install ipython && \
      pip install ipython-genutils && \
      pip install ipywidgets && \
      pip install isoweek && \
      pip install jedi && \
      pip install Jinja2 && \
      pip install jsonschema && \
      pip install jupyter-client && \
      pip install jupyter-console && \
      pip install jupyter-core && \
  