ctypes warning

Andrew Straw strawman at astraw.com
Mon Nov 6 22:56:18 CST 2006

Stefan van der Walt wrote:
> On Mon, Nov 06, 2006 at 02:09:32PM -0600, John Hunter wrote:
>> A simple import of numpy with the latest svn triggers a ctypes warning
>> In [1]: import numpy
>> /usr/lib/python2.4/site-packages/numpy/ctypeslib.py:12: UserWarning:
>> All features of ctypes interface may not work with ctypes < 1.0.1
>>   warnings.warn("All features of ctypes interface may not work with "
>> This is a bit of an annoyance.  Even if the warning level is
>> configurable, I think the bulk of matplotlib users, who get the
>> warning when using numpy through mpl but make no use of ctypes, will
>> be confused by this.  Is it right and good that this message gets
>> triggered by default for any import of numpy, even those not using the
>> ctypes features?
> I moved the warning to inside ctypeslib.load_library.  I think most
> people using ctypes in numpy come via that route. 
I don't come in via that route. How hard is it to trigger on a getattr()
for the .ctypes attribute?

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