Steps for generating HZZ events and analysing Higgs CP properties

1. This is the manual for JHU generator

   https://spin.pha.jhu.edu/Manual.pdf

2. Follow the manual and download JHU generator

   spin.pha.jhu.edu

3. Untar the package and go to ./JHUGenerator

4. Make the package

5. See the settings.txt to document the command lines for generating lhe files

6. Convert the lhe file into root version

7. Use python3 ./python/train.py SMfile BSMfile to train BDT model