On 05/31/2011 10:18 AM, Pierre GM wrote:
> On May 31, 2011, at 4:53 PM, Derek Homeier wrote:
>
>> Hi Chris,
>>
>> On 31 May 2011, at 13:56, cgraves wrote:
>>
>>> I've downloaded the latest numpy (1.6.0) and loadtxt has the ndmin
>>> option,
>>> however neither genfromtxt nor recfromtxt, which use loadtxt, have it.
>>> Should they have inherited the option? Who can make it happen?
>> you are mistaken, genfromtxt is not using loadtxt (and could not
>> possibly, since it has the more complex parser to handle missing
>> data); thus ndmin could not be inherited automatically.
>> It certainly would make sense to provide the same functionality for
>> genfromtxt (which should then be inherited by [nd,ma,rec]fromtxt), so
>> I'd go ahead and file a feature (enhancement) request. I can't promise
>> I can take care of it myself, as I am less familiar with genfromtxt,
>> but I'd certainly have a look at it.
> Oh, that shouldn't be too difficult: 'ndmin' tells whether the array must be 
> squeezed before being returned, right ? You can add some test at the very end 
> of genfromtxt to check what to do with the output (whether to squeeze it or 
> not, whether to transpose it or not)... If you don't mind doing it, I'd be 
> quite grateful (I don't have time to work on numpy these days, much to my 
> regret). Don't forget to change the user manual as well...
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(Different function so different ticket.)

Sure you can change the end of the code but that may hide various 
problem. Unlike loadtxt, genfromtxt has a lot of flexibility especially 
handling missing values and using converter functions. So I think that 
some examples must be provided that can not be handled by providing a 
suitable converter or that require multiple assumptions about input file 
(such as having more than one delimiter).

Bruce
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