Unit test error with numpy rc3

[Travis Oliphant]

Tim Hochberg wrote:

>Travis Oliphant wrote:
>  
>
>>Tim Hochberg wrote:
>>  
>>    
>>
>>>Rudolph van der Merwe wrote:
>>>  
>>>    
>>>      
>>>
>>>>I get the following error with RC3 on a RHE Linux box:
>>>>
>>>>Python 2.4.3 (#4, Mar 31 2006, 12:12:43)
>>>>[GCC 3.4.5 20051201 (Red Hat 3.4.5-2)] on linux2
>>>>Type "help", "copyright", "credits" or "license" for more information.
>>>>  
>>>>    
>>>>      
>>>>        
>>>>
>>>>>>>import numpy
>>>>>>>numpy.__version__
>>>>>>>        
>>>>>>>          
>>>>>>>            
>>>>>>>              
>>>>>>>
>>>>'1.0rc3'
>>>>  
>>>>    
>>>>      
>>>>        
>>>>
>>>On a visual studio build, I'm getting a real failure though:
>>>
>>>    FAIL: Ticket #112
>>>    ----------------------------------------------------------------------
>>>    Traceback (most recent call last):
>>>      File
>>>    "C:\Python24\lib\site-packages\numpy\core\tests\test_regression.py",
>>>    line 219, in check_longfloat_repr
>>>        assert(str(a)[1:9] == str(a[0])[:8])
>>>    AssertionError
>>>
>>>The code in question is dependent on the spelling of INF(or at least the 
>>>*length* of the spelling) on a given platform which is why it's failing. 
>>>  
>>>    
>>>      
>>>
>>Actually, you shouldn't be getting an INF at all.    This is what the 
>>test is designed to test for (so I guess it's working).  The test was 
>>actually written wrong and was never failing because previously keyword 
>>arguments to ufuncs were ignored. 
>>
>>Can you show us what 'a' is on your platform.
>>    
>>
>Sure:
>
> >>> import numpy as N
> >>> a = N.exp(N.array([1000],dtype=N.longfloat))
>Warning: overflow encountered in exp
> >>> a
>array([1.#INF], dtype=float64)
>  
>
O.K.   We need to modify the test in case to check and see that the size 
of longfloat isn't the same as double.

-Travis


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