[Python-ideas] CSV api with conversion
Bruce Leban
bruce at leapyear.org
Thu Apr 15 00:24:46 CEST 2010
If you do this, you'll probably want to support mapping empty values. That
is,
[int,str]
could map
1,
,2
to
[1,None]
[None,'2']
or
[1,'']
[0,'2']
I'm not sure what the defaults should be but there are reasonable use cases
for both.
--- Bruce
http://www.vroospeak.com
On Mon, Apr 12, 2010 at 3:24 AM, Éric Araujo <merwok at netwok.org> wrote:
> Hello list
>
> This API would be very useful. (I’m using Python right know to filter
> hundreds of spreadsheets records. Loving it.)
>
> Suggestions:
> 1) Name the argument “converters” (it’s an iterable);
> 2) Make it a positional argument.
>
> Related wish: Add an argument for a row factory. Default would be list, and
> use cases include using tuple, a named tuple class, or any custom callable.
>
> Adding converters and rowfactory would remove the need for looping over CSV
> reader objects and manually using row and cell converters.
>
> Cheers
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