debugging - HOW TO use Pycharm to debug python script?

Question

I'm trying to use pycharm. I can write code and run it. However, I do not know how to to debug the code. When I click the debug button, I get something similar to the below image:

Is there any special configuration needed for debugging in pycharm? Here is my configuration:

Answer 1

I'd like to illustrate how to set parameters, as it took me a while to do this right:

Find the drop-down menu next to the "Run" button:

Choose the file you want to configure, then click "Edit Configurations":

Add script parameters: