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authorAnas Khan <anasalimkhan@gmail.com>2018-01-08 11:57:10 +0530
committerGitHub <noreply@github.com>2018-01-08 11:57:10 +0530
commit45df7011edaeb263a231003c1efcb5ebb902a349 (patch)
tree6b3e00f781e16adea35e52e7ab25a98ccfc8869f /numpy/lib/arraysetops.py
parent63462697992fd8ebd608ba617c811d9b3d703a91 (diff)
downloadnumpy-45df7011edaeb263a231003c1efcb5ebb902a349.tar.gz
BUG: fixing flattening of arrays in `union1d` in arraysetops.py
Diffstat (limited to 'numpy/lib/arraysetops.py')
-rw-r--r--numpy/lib/arraysetops.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/numpy/lib/arraysetops.py b/numpy/lib/arraysetops.py
index a9426cdf3..e00163941 100644
--- a/numpy/lib/arraysetops.py
+++ b/numpy/lib/arraysetops.py
@@ -614,7 +614,7 @@ def union1d(ar1, ar2):
>>> reduce(np.union1d, ([1, 3, 4, 3], [3, 1, 2, 1], [6, 3, 4, 2]))
array([1, 2, 3, 4, 6])
"""
- return unique(np.concatenate((ar1, ar2)))
+ return unique(np.concatenate((ar1.flatten(), ar2.flatten())))
def setdiff1d(ar1, ar2, assume_unique=False):
"""