[Numpy-discussion] Style for pad implementation in 'pad' namespace or functions under np.lib

Travis Oliphant travis@continuum...
Thu Mar 29 20:55:31 CDT 2012


On Mar 29, 2012, at 12:53 PM, Tim Cera wrote:

> I was hoping pad would get finished some day.  Maybe 1.9?

You have been a great sport about this process.   I think it will result in something quite nice.   

> 
> Alright - I do like the idea of passing a function to pad, with a bunch of pre-made functions in place.  
> 
> Maybe something like:
> 
>     a = np.arange(10)
>     b = pad('mean', a, 2, stat_length=3)
> 
> where if the first argument is a string, use one of the built in functions.
> 
> If instead you passed in a function:
> 
>     def padwithzeros(vector, pad_width, iaxis, **kwargs):
>         bvector = np.zeros(pad_width[0])
>         avector = np.zeros(pad_width[1])
>         return bvector, avector
> 
>     b = pad(padwithzeros, a, 2)
> 
> Would that have some goodness?

+1

-Travis

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