anchor.diff:  FROM node:8.5.0-alpine
  +
  +ARG SPACY_VERSION
   
   ENV LANG en
   ENV PORT 3000
  
positive.code:     pip3 install --upgrade pip setuptools && \
      if [ ! -e /usr/bin/pip ]; then ln -s pip3 /usr/bin/pip ; fi && \
  
      python3 -m pip install -U socketIO-client spacy && \
      python3 -m spacy.${LANG}.download && \
  
      npm install --loglevel=warn pm2 -g && \
  
negative.code: 
      rm -r /usr/lib/python*/ensurepip && \
      rm -r /root/.cache && \
      rm -r /root/.npm && \
  
      pip show spacy > /etc/spacy_info
  
  EXPOSE ${PORT}
  
  