anchor.diff:     pip install xlsxwriter
      pip install pyyaml
      pip install imageio
  -   imageio_download_bin
   
   Here is an example of creating a Python 3 environment in Anaconda
   
  
positive.code:    pip install xlsxwriter
     pip install pyyaml
     pip install imageio
     imageio_download_bin
  
  
  ==== Install Python (only needed if not using anaconda)
  
negative.code:    pip install xlsxwriter
     pip install pyyaml
     pip install imageio
  
  Here is an example of creating a Python 3 environment in Anaconda
  
  