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authorJulian Taylor <jtaylor.debian@googlemail.com>2017-09-01 13:40:07 +0200
committerJulian Taylor <jtaylor.debian@googlemail.com>2017-09-01 14:14:21 +0200
commit09257ce4dba8abf375c0d37278e842bd5dccda2d (patch)
tree433234492f03892efdbf65e32e841067eb2b270c /numpy/core/numeric.py
parentb19fe295fd7427b03e65ed1f5212623153b792e2 (diff)
downloadnumpy-09257ce4dba8abf375c0d37278e842bd5dccda2d.tar.gz
BUG: ensure consistent result dtype of count_nonzero
The slowpath using apply_along_axis for size 1 axis did not ensure that the dtype is intp like all other paths. This caused inconsistent dtypes on windows where the default integer type is int32. Closes gh-9468
Diffstat (limited to 'numpy/core/numeric.py')
-rw-r--r--numpy/core/numeric.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/numpy/core/numeric.py b/numpy/core/numeric.py
index 6b4a93ce0..6b1c6e86e 100644
--- a/numpy/core/numeric.py
+++ b/numpy/core/numeric.py
@@ -445,7 +445,7 @@ def count_nonzero(a, axis=None):
counts = np.apply_along_axis(multiarray.count_nonzero, axis[0], a)
if axis.size == 1:
- return counts
+ return counts.astype(np.intp, copy=False)
else:
# for subsequent axis numbers, that number decreases
# by one in this new 'counts' array if it was larger