Make sure you have python3 and pip installed.
Install virtualenv if you don't already have it: pip install virtualenv
Create virtual environment: virtualenv venv
Activate virtual environment: source venv/bin/activate
Install requirements: pip install -r requirements.txt
Either use an IDE: https://realpython.com/python-ides-code-editors-guide/
Or use the console:
Processing one file: python -m src.process_one_file.py
Processing full directory: python -m src.process_directory.py
Please inspect the code in src folder for modifying the feature sets and/or input and output files/directories.
REad the python documentation to see available feature sets etc.