This project is a Framework for quadruped robot in isaac sim.
You need to clone this project inside the folder of your Isaac Sim project. e.g.:
~/.local/share/ov/pkg/isaac_sim-2022.2.1
Now you can easily launch the python file in the isaac_ws folder using VScode.
if you want to know more details, show the isaac sim documentation.
you can launch python file using left upper button "Python: Current File"