[NumPy-Tickets] [NumPy] #2063: unique() does not seem to return correct index if array larger than 16

[NumPy Trac]

#2063: unique() does not seem to return correct index if array larger than 16
-------------------------+--------------------------------------------------
  Reporter:  lolowizard  |       Owner:  somebody
      Type:  defect      |      Status:  reopened
  Priority:  highest     |   Milestone:  1.7.0   
 Component:  numpy.core  |     Version:  1.6.1   
Resolution:              |    Keywords:  unique  
-------------------------+--------------------------------------------------
Changes (by jterrace):

  * status:  closed => reopened
  * resolution:  fixed =>


Comment:

 This broke some code that used to work for me because my data type doesn't
 support mergesort. Not sure if this can be fixed?

 {{{
 Traceback (most recent call last):
   File "/usr/local/lib/python2.7/dist-packages/celery/execute/trace.py",
 line 181, in trace_task
     R = retval = fun(*args, **kwargs)
   File "/disk/local/jterrace/sirikata-cdn/sirikata-
 cdn/celery_tasks/generate_progressive.py", line 45, in
 generate_progressive
     mesh = sander_simplify.simplify()
   File
 "/disk/local/jterrace/meshtool/meshtool/filters/simplify_filters/sander_simplify.py",
 line 2116, in simplify
     self.split_base_and_pm()
   File
 "/disk/local/jterrace/meshtool/meshtool/filters/simplify_filters/sander_simplify.py",
 line 1872, in split_base_and_pm
     unique_stacked_indices, index_map, new_tris =
 numpy.unique(stacked_indices.view([('',stacked_indices.dtype)]*stacked_indices.shape[1]),
 return_index=True, return_inverse=True)
   File "/usr/local/lib/python2.7/dist-packages/numpy/lib/arraysetops.py",
 line 178, in unique
     perm = ar.argsort(kind='mergesort')
 TypeError: requested sort not available for type

 }}}

-- 
Ticket URL: <http://projects.scipy.org/numpy/ticket/2063#comment:8>
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