PlanMyTrip is an integrated extension for google Chrome. It can however, also be run as a script.When logged in into your google calendar, PlanMyTrip will look for the calendar which contains HvA. This one is used for planning. With a simple push on the button to or from which station you want it to plan, it shows the most practical journey.
To run PlanMyTrip as a script, simply type
python main.py
After this, you'll be prompted to fill in the departure or arrival station. After this, the journey is printed in your terminal.
First up, download the code and save it somewhere where you can easily find it. Select the option to add an extension to chrome. Upload the folder containing the code.