Thanks!
Regards,
Luis
On Sun, Jan 28, 2024 at 04:25:27PM +0000, Ed . wrote:
> Hi Luis,
>
> This is a long-standing issue in PDL. If your code creates a
> PDL::somefunction, there is indeed a risk that someone else’s code also makes
> a PDL::somefunction, and there will be a problem. Using “warnings” in both
> modules will at least tell you it happened.
>
> A way to dodge this is to make a subclass of PDL called e.g. PDL::Other that
> all your code’s objects are in, and instead make PDL::Other::somefunction.
> You’d create objects with PDL::Other->new(@args_as_normal). This is tested in
> t/subclass.t and ought to work, including that any operations’ results will
> also be in that subclass. If you try it and find any surprises, please say so
> on here! Then I can capture that into t/subclass.t and fix it.
>
> Best regards,
> Ed
>
> ________________________________
> From: Luis Mochan <moc...@icf.unam.mx>
> Sent: Sunday, January 28, 2024 2:41:27 PM
> To: perldl <pdl-general@lists.sourceforge.net>; perldl
> <pdl-de...@lists.sourceforge.net>
> Subject: [Pdl-devel] naming conventions
>
> Hi,
> It is sometimes convenient to call my own functions that operate on ndarrays
> using the object notation: $ndarray->somefunction. A simple way to do
> it is to define the function within the PDL name space as in
> sub PDL::somefunction($self,...){...}
> Is there a better way? Adding functions to a package as a user of that
> package is risky as there might be a name collision with internal
> functions actually defined within the PDL packages. Is there a naming
> convention in PDL to avoid the collision? I vaguely recall there are
> some subtleties if one wants to make new classes derived from PDL.
> Regards,
> Luis
>
>
> --
>
> o
> W. Luis Mochán, | tel:(52)(777)329-1734 /<(*)
> Instituto de Ciencias Físicas, UNAM | fax:(52)(777)317-5388 `>/ /\
> Av. Universidad s/n CP 62210 | (*)/\/ \
> Cuernavaca, Morelos, México | moc...@fis.unam.mx /\_/\__/
> GPG: 791EB9EB, C949 3F81 6D9B 1191 9A16 C2DF 5F0A C52B 791E B9EB
>
>
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--
o
W. Luis Mochán, | tel:(52)(777)329-1734 /<(*)
Instituto de Ciencias Físicas, UNAM | fax:(52)(777)317-5388 `>/ /\
Av. Universidad s/n CP 62210 | (*)/\/ \
Cuernavaca, Morelos, México | moc...@fis.unam.mx /\_/\__/
GPG: 791EB9EB, C949 3F81 6D9B 1191 9A16 C2DF 5F0A C52B 791E B9EB
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