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authorAllan Haldane <allan.haldane@gmail.com>2016-05-11 00:10:58 -0400
committerAllan Haldane <allan.haldane@gmail.com>2016-05-11 00:15:34 -0400
commita9465db4c70f9cd9c3fb9010229aadc7ec5fdc9c (patch)
tree9492b468c8a4809eebba0e877f763cda2d02c9d4 /numpy/lib/tests/test_function_base.py
parent3c394f7f8d09f08aaa068e617f79d542c17fd771 (diff)
downloadnumpy-a9465db4c70f9cd9c3fb9010229aadc7ec5fdc9c.tar.gz
BUG: distance arg of np.gradient must be scalar, fix docstring
Fixups to docstring, and disallow non-scalars as the distance args to np.gradient. Fixes #7548, fixes #6847
Diffstat (limited to 'numpy/lib/tests/test_function_base.py')
-rw-r--r--numpy/lib/tests/test_function_base.py3
1 files changed, 3 insertions, 0 deletions
diff --git a/numpy/lib/tests/test_function_base.py b/numpy/lib/tests/test_function_base.py
index 34dfd5ecc..044279294 100644
--- a/numpy/lib/tests/test_function_base.py
+++ b/numpy/lib/tests/test_function_base.py
@@ -666,6 +666,9 @@ class TestGradient(TestCase):
assert_raises(SyntaxError, gradient, x, np.array([1., 1.]),
np.array([1., 1.]), np.array([1., 1.]))
+ # disallow arrays as distances, see gh-6847
+ assert_raises(ValueError, gradient, np.arange(5), np.ones(5))
+
def test_masked(self):
# Make sure that gradient supports subclasses like masked arrays
x = np.ma.array([[1, 1], [3, 4]],