joblib/joblib — Issue #24: 'matrix' object has no attribute '__array_prepare__' on numpy 1.3.0
Author: yarikoptic
Created: 2012-01-10 23:15:27+00:00
State: open

that happens on elderlyish (but LTShaha) ubuntus (<=10.10):

```
======================================================================
ERROR: joblib.test.test_numpy_pickle.test_numpy_persistence
----------------------------------------------------------------------
Traceback (most recent call last):
File "/usr/lib/pymodules/python2.6/nose/case.py", line 183, in runTest
self.test(*self.arg)
File "/tmp/buildd/joblib-0.6.0~b2/joblib/test/test_numpy_pickle.py", line 171, in test_numpy_persistence
obj_ = numpy_pickle.load(this_filename)
File "/tmp/buildd/joblib-0.6.0~b2/joblib/numpy_pickle.py", line 411, in load
obj = unpickler.load()
File "/usr/lib/python2.6/pickle.py", line 858, in load
dispatch[key](self)
File "/tmp/buildd/joblib-0.6.0~b2/joblib/numpy_pickle.py", line 283, in load_build
array = nd_array_wrapper.read(self)
File "/tmp/buildd/joblib-0.6.0~b2/joblib/numpy_pickle.py", line 120, in read
new_array.__array_prepare__(array)
AttributeError: 'matrix' object has no attribute '__array_prepare__'

```