Error when not including the third parameter for setup.py

[lfom]

As the title says.

# python3 setup.py /dev/vda2 /dev/vda
Traceback (most recent call last):
  File "/home/xubuntu/ashos-ashos-4b7d163/setup.py", line 30, in <module> subprocess.check_output([f'./src/prep/{use_distro}_live.sh', f'{args[1]}', f'{args[2]}', f'{args[3]}'])
IndexError: list index out of range