Re: [f2py] allocatable arrays

Hi,

I've tried a few things... Now I'm sure, that your as well as my syntax 
is correct and works correctly even on my computer(s).
The problem must be somewhere else in my huge code. I'm going on trying it.
Thanks for your help.

Regards,
Benjamin
Am 17.11.2010 14:47, schrieb Pearu Peterson:
> Ok.
>
> What Fortran compiler are you using? I am on gfortran 4.4.5.
> Could you also try more recent numpy out to check whether
> it is numpy.f2py bug (that could be fixed in my case: numpy from svn) or
> some compiler issue?
>
> Pearu
>
> On 11/17/2010 03:36 PM, Benjamin Kutz wrote:
>    
>> Hi,
>>
>> thanks for your fast response.
>> You are right. I've made a typing error but only in my e-mail.
>> The correct syntax is:
>>
>>    >>>from something import *
>>    >>>mod.work()
>>    >>>print 'test',mod.test
>>
>> My numpy version: numpy-1.4.1
>>
>>    >>>   from something import*
>>    >>>   mod.work()
>>    >>>   mod.test
>> I receive no output. With the print statement I receive the wrong
>> values, as listed below.
>>
>> Thanks.
>> Regards,
>> Benjamin
>>
>>
>>
>> Am 17.11.2010 13:48, schrieb Pearu Peterson:
>>      
>>> Hi,
>>>
>>> Your example works fine here:
>>> f2py -c wrap.pyf mod.f90
>>>     >>>    import something
>>>     >>>    something.mod.work()
>>>     >>>    something.mod.test
>>>         array([ 60.5,  60.5,  60.5,  60.5,  60.5], dtype=float32)
>>>
>>> What numpy version are you using?
>>> Btw, you are calling mod.test. But it is not callable. So your example
>>> usage must be wrong.
>>>
>>> Pearu
>>>
>>> On 11/17/2010 02:24 PM, Benjamin Kutz wrote:
>>>
>>>        
>>>> Hi everybody,
>>>>
>>>> I try to work with allocatable arrays. Therfore I ask for your help.
>>>> I have programmed the following code.
>>>>
>>>> Fortran:
>>>> /module mod
>>>>           real   , dimension (:)  , allocatable  :: test
>>>> contains
>>>> subroutine work
>>>> integer i
>>>> i=1
>>>> allocate ( test(5) )
>>>> do i=1,5
>>>>       test(i)=60.5
>>>> enddo
>>>> end subroutine/
>>>> end module mod
>>>>
>>>> wrap.pyf:
>>>>
>>>> /python module something ! in
>>>>         interface  ! in :something
>>>>             module mod ! in : something:mod.F
>>>>                 real allocatable,dimension(:) :: test
>>>>                 subroutine work ! in : something:mod.F
>>>>                 end subroutine work
>>>>             end module mod
>>>>         end interface
>>>> end python module something
>>>> /
>>>> python:
>>>>
>>>> />>>from something import *
>>>>     >>>mod.test()
>>>>     >>>print 'test',mod.test
>>>> /
>>>> So far everything works fine.
>>>> Python prints the allocated array, but with the following values:
>>>>
>>>> test [ -1.58818684e-23   3.26132798e+00  -1.58818684e-23   3.26132798e+00
>>>>       -1.58818684e-23]
>>>>
>>>> It is obvious, that those values are wrong. Can anybody see a mistake in
>>>> my syntax? Or is it even not possible to do what I want?
>>>> I know the example in the manual, so please give me further support.
>>>> Thank you very much in advance.
>>>>
>>>> Regards
>>>> Benjamin
>>>>
>>>>
>>>>
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