Newbie: question regarding references and class relationships

[Rui Maciel]

Chris Angelico wrote:

> Just FYI, Rick Johnson (aka Ranting Rick) is a known troll. Don't let
> him goad you :)
> 
> Follow other people's advice, and take Rick's posts with a grain of
> salt. Sometimes he has a good point to make (more often when he's
> talking about tkinter, which is his area of expertise), but frequently
> he spouts rubbish.

I had no idea.  


Thanks for the headsup.
Rui Maciel