Re: [Swig-user] SWIG module causes errors when imported with IPython

[John P. <joh...@st...>]

Josh Cherry wrote:
>
>
> On Tue, 3 Apr 2007, John Pye wrote:
>
>> I have a SWIG module fails to import on in IPython on Python 2.4.2 on
>> Windows XP. But it works fine on Linux, and also works fine on Windows
>> with the plain vanilla Python console.
>>
>> The funny thing is that the import error that IPython shows is different
>> depending on the version of SWIG that I use to build  my module.
>>
>> With SWIG 1.3.24, I get an error (see below) "'module' object has no
>> attribute 'delete_exception'". But with SWIG 1.3.28 and 1.3.31 I get an
>> error "'module' object has no attribute 'delete_steam_pT'". I am using
>> MinGW GCC 3.4.5, but I have also tried with GCC 3.4.2 to no avail.
>
> It may just be a matter of which missing attribute is referenced first
> in the .py file, rather than a difference in what is missing.
>
> I would recommend import'ing the low-level module, _freasteam, in
> IPython and examining it.  Is it coming from the file that you expect
> (perhaps it's loading a different version of the dll that you have
> somewhere in its search path)?  What attributes *does* it have, etc.?
>
> Josh
Thanks for the suggestion. Indeed there was a stray _freesteam.dll in my
system that I hadn't spotted. For the record:

import _freesteam
print _freesteam.__file__

Strangely, IPython was finding the different copy in my
c:\Python24\scripts directory, but vanilla python was not.

Cheers
JP


-- 
John Pye
Department of Mechanical and Manufacturing Engineering
University of New South Wales, Sydney, Australia
http://pye.dyndns.org/