def argsort(objects, axis=-1, output=None):
"""argsort() returns the sort order for 'objects' sorted
along 'axis'.
>>> a = ObjectArray(shape=(5,5))
>>> a[:] = ['e','d','c','b','a']
>>> argsort(a)
array([[4, 3, 2, 1, 0],
[4, 3, 2, 1, 0],
[4, 3, 2, 1, 0],
[4, 3, 2, 1, 0],
[4, 3, 2, 1, 0]])
"""
if output is None:
output0 = _nc.zeros(objects._shape)
else:
output0 = output
if axis != -1:
objects.swapaxes(-1, axis)
output0.swapaxes(-1, axis)
_argsort(objects, output0)
if axis != -1:
objects.swapaxes(-1, axis)
output0.swapaxes(-1, axis)
if output is None:
return output0
def argsort(objects, axis=-1, output=None):
"""argsort() returns the sort order for 'objects' sorted
along 'axis'.
>>> a = ObjectArray(shape=(5,5))
>>> a[:] = ['e','d','c','b','a']
>>> argsort(a)
array([[4, 3, 2, 1, 0],
[4, 3, 2, 1, 0],
[4, 3, 2, 1, 0],
[4, 3, 2, 1, 0],
[4, 3, 2, 1, 0]])
"""
if output is None:
output0 = _nc.zeros(objects._shape)
else:
output0 = output
if axis != -1:
objects.swapaxes(-1, axis)
output0.swapaxes(-1, axis)
_argsort(objects, output0)
if axis != -1:
objects.swapaxes(-1, axis)
output0.swapaxes(-1, axis)
if output is None:
return output0
def _numeric_compress(arr):
nonzero = 0
for i in xrange(arr.nelements()):
if arr[i] != 0: nonzero += 1
retarr = _nc.zeros((nonzero,))
nonzero = 0
for i in xrange(arr.nelements()):
if arr[i] != 0:
retarr[nonzero] = abs(arr[i])
nonzero += 1
return retarr
def _numeric_compress(arr):
nonzero = 0
for i in xrange(arr.nelements()):
if arr[i] != 0: nonzero += 1
retarr = _nc.zeros((nonzero, ))
nonzero = 0
for i in xrange(arr.nelements()):
if arr[i] != 0:
retarr[nonzero] = abs(arr[i])
nonzero += 1
return retarr