[Numpy-discussion] Short-hand array creation in `numpy.mat` style

[Sebastian Berg]

On Mo, 2014-07-07 at 09:50 -0400, josef.pktd at gmail.com wrote:
> 
> 
> 
> On Mon, Jul 7, 2014 at 9:11 AM, Sebastian Berg
> <sebastian at sipsolutions.net> wrote:
>         On Mo, 2014-07-07 at 08:25 -0400, Alan G Isaac wrote:
>         > On 7/7/2014 7:17 AM, Daπid wrote:
>         > > How about a new one? np.matarray, for MATLAB array.
>         >
>         >
>         > How about `str2arr` or even `build`, since teaching appears
>         to be a focus.
>         > Also, I agree '1 2 3' shd become 1d and '1 2 3;' shd become
>         2d.
>         > It seems unambiguous to allow '1 2 3;;' to be 3d, or even
>         > '1 2;3 4;;5 6;7 8' (two 2d arrays), but I'm just noting
>         > that, not urging that it be implemented.
>         >
>         
>         
>         Probably overdoing it, but if we plan on more then just this,
>         what about
>         banning such functions to something like
>         numpy.interactive/numpy.helpers
>         which you can then import * (or better specific functions)
>         from?
>         
>         I think the fact that you need many imports on startup should
>         rather be
>         fixed by an ipython scientific mode or other startup imports.
> 
> 
> 
> 
> Is this whole thing really worth it? We get back to a numpy pylab.
> 
> 
> First users learn the dirty shortcuts, and then they have to learn how
> to do it "properly".
> 

Yeah, you are right. Just a bit afraid of creating too many such
functions that I am not sure are very useful/used much. For example I am
not sure that many use np.r_ or np.c_

> 
> 
> (I'm using quite often string split and reshape for copy-pasted text
> tables.)
> 
> 
> Josef
> 
> 
>  
>         
>         - Sebastian
>         
>         > Alan Isaac
>         >
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