[Numpy-discussion] defmatrix.py
Nils Wagner
nwagner at iam.uni-stuttgart.de
Mon Mar 26 08:09:59 EDT 2007
Charles R Harris wrote:
>
>
> On 3/25/07, *Nils Wagner* <nwagner at iam.uni-stuttgart.de
> <mailto:nwagner at iam.uni-stuttgart.de>> wrote:
>
> Hi,
>
>
> <snip>
>
> BTW, I can't import scipy.sparse, I get the following error:
>
> ImportError: cannot import name densetocsr
>
> What am I doing wrong?
>
> Chuck
> ------------------------------------------------------------------------
>
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>
This works for me.
Python 2.4.1 (#1, Oct 13 2006, 16:51:58)
[GCC 4.0.2 20050901 (prerelease) (SUSE Linux)] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> from scipy import sparse
>>> import scipy.sparse
>>> import scipy
>>> scipy.__version__
'0.5.3.dev2869'
but scipy.test(1) results in
...
======================================================================
ERROR: check_matmat (scipy.sparse.tests.test_sparse.test_csc)
----------------------------------------------------------------------
Traceback (most recent call last):
File
"/usr/lib64/python2.4/site-packages/scipy/sparse/tests/test_sparse.py",
line 142, in check_matmat
assert_array_almost_equal((a*bsp).todense(), a*b)
File "/usr/lib64/python2.4/site-packages/numpy/core/defmatrix.py",
line 162, in __mul__
return N.dot(self, other)
ValueError: objects are not aligned
======================================================================
ERROR: check_rmatvec (scipy.sparse.tests.test_sparse.test_csc)
----------------------------------------------------------------------
Traceback (most recent call last):
File
"/usr/lib64/python2.4/site-packages/scipy/sparse/tests/test_sparse.py",
line 107, in check_rmatvec
assert_array_almost_equal(row*M, row*M.todense())
File "/usr/lib64/python2.4/site-packages/numpy/core/defmatrix.py",
line 162, in __mul__
return N.dot(self, other)
ValueError: objects are not aligned
======================================================================
ERROR: check_matmat (scipy.sparse.tests.test_sparse.test_csr)
----------------------------------------------------------------------
Traceback (most recent call last):
File
"/usr/lib64/python2.4/site-packages/scipy/sparse/tests/test_sparse.py",
line 142, in check_matmat
assert_array_almost_equal((a*bsp).todense(), a*b)
File "/usr/lib64/python2.4/site-packages/numpy/core/defmatrix.py",
line 162, in __mul__
return N.dot(self, other)
ValueError: objects are not aligned
======================================================================
ERROR: check_rmatvec (scipy.sparse.tests.test_sparse.test_csr)
----------------------------------------------------------------------
Traceback (most recent call last):
File
"/usr/lib64/python2.4/site-packages/scipy/sparse/tests/test_sparse.py",
line 107, in check_rmatvec
assert_array_almost_equal(row*M, row*M.todense())
File "/usr/lib64/python2.4/site-packages/numpy/core/defmatrix.py",
line 162, in __mul__
return N.dot(self, other)
ValueError: objects are not aligned
======================================================================
ERROR: check_matmat (scipy.sparse.tests.test_sparse.test_dok)
----------------------------------------------------------------------
Traceback (most recent call last):
File
"/usr/lib64/python2.4/site-packages/scipy/sparse/tests/test_sparse.py",
line 142, in check_matmat
assert_array_almost_equal((a*bsp).todense(), a*b)
File "/usr/lib64/python2.4/site-packages/numpy/core/defmatrix.py",
line 162, in __mul__
return N.dot(self, other)
ValueError: objects are not aligned
======================================================================
ERROR: Does the matrix's mean(,axis=0) method work?
----------------------------------------------------------------------
Traceback (most recent call last):
File
"/usr/lib64/python2.4/site-packages/scipy/sparse/tests/test_sparse.py",
line 54, in check_mean
assert_array_equal(self.dat.mean(axis=0), self.datsp.mean(axis=0))
File "/usr/lib64/python2.4/site-packages/scipy/sparse/sparse.py", line
423, in mean
mean = self.sum(0)
File "/usr/lib64/python2.4/site-packages/scipy/sparse/sparse.py", line
402, in sum
return o * self
File "/usr/lib64/python2.4/site-packages/numpy/core/defmatrix.py",
line 162, in __mul__
return N.dot(self, other)
ValueError: objects are not aligned
======================================================================
ERROR: check_rmatvec (scipy.sparse.tests.test_sparse.test_dok)
----------------------------------------------------------------------
Traceback (most recent call last):
File
"/usr/lib64/python2.4/site-packages/scipy/sparse/tests/test_sparse.py",
line 107, in check_rmatvec
assert_array_almost_equal(row*M, row*M.todense())
File "/usr/lib64/python2.4/site-packages/numpy/core/defmatrix.py",
line 162, in __mul__
return N.dot(self, other)
ValueError: objects are not aligned
======================================================================
ERROR: Does the matrix's sum(,axis=0) method work?
----------------------------------------------------------------------
Traceback (most recent call last):
File
"/usr/lib64/python2.4/site-packages/scipy/sparse/tests/test_sparse.py",
line 46, in check_sum
assert_array_equal(self.dat.sum(axis=0), self.datsp.sum(axis=0))
File "/usr/lib64/python2.4/site-packages/scipy/sparse/sparse.py", line
402, in sum
return o * self
File "/usr/lib64/python2.4/site-packages/numpy/core/defmatrix.py",
line 162, in __mul__
return N.dot(self, other)
ValueError: objects are not aligned
======================================================================
ERROR: check_matmat (scipy.sparse.tests.test_sparse.test_lil)
----------------------------------------------------------------------
Traceback (most recent call last):
File
"/usr/lib64/python2.4/site-packages/scipy/sparse/tests/test_sparse.py",
line 142, in check_matmat
assert_array_almost_equal((a*bsp).todense(), a*b)
File "/usr/lib64/python2.4/site-packages/numpy/core/defmatrix.py",
line 162, in __mul__
return N.dot(self, other)
ValueError: objects are not aligned
======================================================================
ERROR: Does the matrix's mean(,axis=0) method work?
----------------------------------------------------------------------
Traceback (most recent call last):
File
"/usr/lib64/python2.4/site-packages/scipy/sparse/tests/test_sparse.py",
line 54, in check_mean
assert_array_equal(self.dat.mean(axis=0), self.datsp.mean(axis=0))
File "/usr/lib64/python2.4/site-packages/scipy/sparse/sparse.py", line
423, in mean
mean = self.sum(0)
File "/usr/lib64/python2.4/site-packages/scipy/sparse/sparse.py", line
402, in sum
return o * self
File "/usr/lib64/python2.4/site-packages/numpy/core/defmatrix.py",
line 162, in __mul__
return N.dot(self, other)
ValueError: objects are not aligned
======================================================================
ERROR: check_rmatvec (scipy.sparse.tests.test_sparse.test_lil)
----------------------------------------------------------------------
Traceback (most recent call last):
File
"/usr/lib64/python2.4/site-packages/scipy/sparse/tests/test_sparse.py",
line 107, in check_rmatvec
assert_array_almost_equal(row*M, row*M.todense())
File "/usr/lib64/python2.4/site-packages/numpy/core/defmatrix.py",
line 162, in __mul__
return N.dot(self, other)
ValueError: objects are not aligned
======================================================================
ERROR: Does the matrix's sum(,axis=0) method work?
----------------------------------------------------------------------
Traceback (most recent call last):
File
"/usr/lib64/python2.4/site-packages/scipy/sparse/tests/test_sparse.py",
line 46, in check_sum
assert_array_equal(self.dat.sum(axis=0), self.datsp.sum(axis=0))
File "/usr/lib64/python2.4/site-packages/scipy/sparse/sparse.py", line
402, in sum
return o * self
File "/usr/lib64/python2.4/site-packages/numpy/core/defmatrix.py",
line 162, in __mul__
return N.dot(self, other)
ValueError: objects are not aligned
======================================================================
FAIL: test_explicit (scipy.tests.test_odr.test_odr)
----------------------------------------------------------------------
Traceback (most recent call last):
File "/usr/lib64/python2.4/site-packages/scipy/odr/tests/test_odr.py",
line 49, in test_explicit
np.array([ 1.2646548050648876e+03, -5.4018409956678255e+01,
File "/usr/lib64/python2.4/site-packages/numpy/testing/utils.py", line
230, in assert_array_almost_equal
header='Arrays are not almost equal')
File "/usr/lib64/python2.4/site-packages/numpy/testing/utils.py", line
215, in assert_array_compare
assert cond, msg
AssertionError:
Arrays are not almost equal
(mismatch 100.0%)
x: array([ 1.26462971e+03, -5.42545890e+01, -8.64250389e-02])
y: array([ 1.26465481e+03, -5.40184100e+01, -8.78497122e-02])
======================================================================
FAIL: test_multi (scipy.tests.test_odr.test_odr)
----------------------------------------------------------------------
Traceback (most recent call last):
File "/usr/lib64/python2.4/site-packages/scipy/odr/tests/test_odr.py",
line 190, in test_multi
np.array([ 4.3799880305938963, 2.4333057577497703, 8.0028845899503978,
File "/usr/lib64/python2.4/site-packages/numpy/testing/utils.py", line
230, in assert_array_almost_equal
header='Arrays are not almost equal')
File "/usr/lib64/python2.4/site-packages/numpy/testing/utils.py", line
215, in assert_array_compare
assert cond, msg
AssertionError:
Arrays are not almost equal
(mismatch 100.0%)
x: array([ 4.31272063, 2.44289312, 7.76215871, 0.55995622, 0.46423343])
y: array([ 4.37998803, 2.43330576, 8.00288459, 0.51011472, 0.51739023])
----------------------------------------------------------------------
Ran 1629 tests in 3.773s
FAILED (failures=2, errors=12)
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