New submission from lesshaste <[email protected]>:
March 15 pypy daily snapshot.
#!/usr/bin/python
import numpy as np
def asvoid(arr):
arr = np.ascontiguousarray(arr)
return arr.view(np.dtype((np.void, arr.dtype.itemsize * arr.shape[-1])))
def nodistinctcols(M):
MT = asvoid(M.T)
uniqs = np.unique(MT)
return len(uniqs)
n= 16
X = np.array([np.random.randint(2, size = n) for i in xrange(2**n)])
print "nodistinctcols(X.T)", nodistinctcols(X.T)
Output:
nodistinctcols(X.T)Traceback (most recent call last):
File "app_main.py", line 72, in run_toplevel
File "./test.py", line 17, in <module>
print "nodistinctcols(X.T)", nodistinctcols(X.T)
File "./test.py", line 11, in nodistinctcols
uniqs = np.unique(MT)
File
"/home/raph/python/pypy-2.3-alpha-20140316-linux_x86_64-portable/site-packages/numpy/lib/arraysetops.py",
line 196, in unique
ar.sort()
NotImplementedError: sorting of non-numeric types 'void' is not implemented
Expected output:
nodistinctcols(X.T) 41465
----------
messages: 6674
nosy: lesshaste, pypy-issue
priority: bug
status: unread
title: numpy :numpy.unique reports NotImplementedError: sorting of non-numeric
types 'void' is not implemented
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PyPy bug tracker <[email protected]>
<https://bugs.pypy.org/issue1726>
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