anchor.diff:          seaborn \
           && \
   
  -    # Jupyter Notebook
  -    conda install -c conda-forge -y \
  -        jupyter \
  -        jupyter_contrib_nbextensions \
  -        jupyter_nbextensions_configurator \
  -        parso==0.8.1 \
  -        nbconvert==5.6.1 \
  -        && \
  -    jupyter contrib nbextension install --user && \
  -    jupyter nbextension enable code_prettify/code_prettify && \
  -    jupyter nbextension enable collapsible_headings/main && \
  -    jupyter nbextension enable toggle_all_line_numbers/main && \
  -
   # ==================================================================
   # Tensorflow
   # ------------------------------------------------------------------
  
positive.code:     conda install -c conda-forge -y \
          lightgbm xgboost \
          && \
  
  # ==================================================================
  # OpenCV
  
negative.code:         && \
  
      $PIP_INSTALL \
          # NLP
          zhconv \
          jieba \
          ckiptagger \
          iterative-stratification \
          && \
  
  