Show off your Python chops and compete with others

[Roy Smith]

In article <jWAeu.102858$rN3.45213 at fx21.am4>,
 Andrew Cooper <root at 127.0.0.1> wrote:

> On 07/11/2013 00:00, Nathaniel Sokoll-Ward wrote:
> > Thought this group would appreciate this: 
> > www.metabright.com/challenges/python
> > 
> > MetaBright makes skill assessments to measure how talented people are at 
> > different skills. And recruiters use MetaBright to find outrageously 
> > skilled job candidates.
> > 
> > Python is a new area of expertise for us. We make "Challenges" for a bunch 
> > of languages and we're excited to finally have Python released. Give it a 
> > shot -- I'd love to hear what you think.
> > 
> 
> "What is the correct number of spaces for indentation in Python?"




What does the following code do?
def a(b, c, d): pass

My answer: "Defines a function which returns None", but that isn't one 
of the choices.