[Numpy-discussion] isn't it a bug in array.fill()?

[Alan G Isaac]

Stéfan van der Walt wrote:
> At first, I also thought it might be more intuitive to return the 
> output array, but then I realised that it would make it more difficult 
> to realise that the operation is being performed in-place.  Maybe it 
> is good to remind programmers of what happens under the hood, so that 
> they are not surprised later when their data is "corrupted". 

That is essentially the core reason for the behavior of list.sort().

Cheers,
Alan