Why do some attributes start with '@' while others done't?

[jmh530 via Digitalmars-d]

On Friday, 22 January 2016 at 19:10:38 UTC, H. S. Teoh wrote:
>
> I work with Python code without an IDE, and I manage just fine. 
> As long as you're consistent with how you use tabs vs. spaces, 
> it's not a problem. (Besides, even when it *is* a problem it's 
> not a *big* problem at all -- the interpreter simply bails out 
> and you just edit the offending line and move on. End of story.)
>
>

Yeah, when I write python, I have my default settings in my text 
editor replace tabs with spaces. Not a problem.

I would agree with others that after writing a bunch of curly 
brace code, the python code I've written in the past looks weird.