What's __module__': '__main__', '__dict__?

I am on lesson 37 and have to analyse some codes e see a lot if this “something
But i have no idea what is this and I the more I read about it the more confuse I get ><

Can you paste in come code? Do it like this:

[code]
blah = Blah()
[/code]

And I can better tell you what they’re doing.