[Pythonmac-SIG] scipy.optimize

Jon Peirce Jonathan.Peirce at nottingham.ac.uk
Sun Nov 12 14:56:22 CET 2006


I've tried installing numpy(1.0) and scipy(0.51) from Bob's repository 
of universal installers
http://pythonmac.org/packages/py24-fat/index.html

Most of the libs seem to work fine but I can't import optimize from scipy.

On a PPC running python 2.4, OS X 10.4.8 I get the error message:

> >>>from scipy import optimize

> Traceback (most recent call last):
>   File "<stdin>", line 1, in ?
>   File "/Library/Frameworks/Python.framework/Versions/2.4/lib/ 
> python2.4/site-packages/scipy/optimize/__init__.py", line 7, in ?
>     from optimize import *
>   File "/Library/Frameworks/Python.framework/Versions/2.4/lib/ 
> python2.4/site-packages/scipy/optimize/optimize.py", line 25, in ?
>     import linesearch
>   File "/Library/Frameworks/Python.framework/Versions/2.4/lib/ 
> python2.4/site-packages/scipy/optimize/linesearch.py", line 3, in ?
>     import minpack2
> ImportError: Failure linking new module: /Library/Frameworks/ 
> Python.framework/Versions/2.4/lib/python2.4/site-packages/scipy/ 
> optimize/minpack2.so: Symbol not found: _sprintf$LDBLStub
>   Referenced from: /Library/Frameworks/Python.framework/Versions/2.4/ 
> lib/python2.4/site-packages/scipy/optimize/minpack2.so
>   Expected in: dynamic lookup


On an Intel Mac I get (the slightly different):

>
>   File "/Library/Frameworks/Python.framework/Versions/2.4/lib/ 
> python2.4/site-packages/scipy/optimize/__init__.py", line 7, in ?
>     from optimize import *
>   File "/Library/Frameworks/Python.framework/Versions/2.4/lib/ 
> python2.4/site-packages/scipy/optimize/optimize.py", line 25, in ?
>     import linesearch
>   File "/Library/Frameworks/Python.framework/Versions/2.4/lib/ 
> python2.4/site-packages/scipy/optimize/linesearch.py", line 3, in ?
>     import minpack2
> ImportError: Inappropriate file type for dynamic loading 


Does anyone know why? Has minpack2 compiled incorrectly (or maybe not 
been recompiled)?

cheers
Jon


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