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-rw-r--r--numpy/lib/function_base.py6
-rw-r--r--numpy/lib/tests/test_function_base.py4
-rw-r--r--numpy/lib/tests/test_regression.py4
3 files changed, 9 insertions, 5 deletions
diff --git a/numpy/lib/function_base.py b/numpy/lib/function_base.py
index 9bc128f92..844c069c0 100644
--- a/numpy/lib/function_base.py
+++ b/numpy/lib/function_base.py
@@ -1779,7 +1779,7 @@ def place(arr, mask, vals):
Parameters
----------
- arr : array_like
+ arr : ndarray
Array to put data into.
mask : array_like
Boolean mask array. Must have the same size as `a`.
@@ -1801,6 +1801,10 @@ def place(arr, mask, vals):
[44, 55, 44]])
"""
+ if not isinstance(arr, np.ndarray):
+ raise TypeError("argument 1 must be numpy.ndarray, "
+ "not {name}".format(name=type(arr).__name__))
+
return _insert(arr, mask, vals)
diff --git a/numpy/lib/tests/test_function_base.py b/numpy/lib/tests/test_function_base.py
index a5ac78e33..88a590517 100644
--- a/numpy/lib/tests/test_function_base.py
+++ b/numpy/lib/tests/test_function_base.py
@@ -674,6 +674,10 @@ class TestExtins(TestCase):
assert_array_equal(b, [3, 2, 2, 3, 3])
def test_place(self):
+ # Make sure that non-np.ndarray objects
+ # raise an error instead of doing nothing
+ assert_raises(TypeError, place, [1, 2, 3], [True, False], [0, 1])
+
a = np.array([1, 4, 3, 2, 5, 8, 7])
place(a, [0, 1, 0, 1, 0, 1, 0], [2, 4, 6])
assert_array_equal(a, [1, 2, 3, 4, 5, 6, 7])
diff --git a/numpy/lib/tests/test_regression.py b/numpy/lib/tests/test_regression.py
index 00fa3f195..ee50dcfa4 100644
--- a/numpy/lib/tests/test_regression.py
+++ b/numpy/lib/tests/test_regression.py
@@ -85,10 +85,6 @@ class TestRegression(TestCase):
assert_(x != y)
assert_(x == x)
- def test_mem_insert(self, level=rlevel):
- # Ticket #572
- np.lib.place(1, 1, 1)
-
def test_polyfit_build(self):
# Ticket #628
ref = [-1.06123820e-06, 5.70886914e-04, -1.13822012e-01,