Oh, I see! Thank you!
Now it works!

Thanks a lot!

Hello there, again!

Well, once I solved the stupid bug I had in my first Python class ever, now I'm getting results I wasn't expecting.
The problem is: I instantiated two objects of this class...

Hello!
Well... aham... I found the bug.

The line in which I appended the values to the array was outside the for. Hence the index out of range error message.

The for structure should read,...

Hello!
I'm studying Python and wrote a very simple class to work with bidimensional arrays - just as an exercise.
Before writing te class I played around with functions and they worked fine.
When...