Can anyone explain this code? Just tell me why the output is 4

Question

python coding(modules)
https://code.sololearn.com/cl8ZzfrT226r/?ref=app
https://code.sololearn.com/cl8ZzfrT226r/?ref=app

Answer 1

It's not just 4
it generates a random number for 1 to 6

Answer 2

the output could be 1 to 6