The main functions of setup.py may be:
A. Download and configure necessary library files, including pip, sysstat, i2c-tools.
B. Provide entry points called「picar-4wd」to call the function of example code.
Note: Initialization needs connecting to the internet and spending a lot of time. The final line will appear
「finish」after configuration is finished.
Module Testing
To make sure that the module works well, you can test the module by these means.
① Testing the motor of the car.
Wire up the motor according to the diagram.