diff options
Diffstat (limited to 'numpy/lib')
| -rw-r--r-- | numpy/lib/arraysetops.py | 4 | ||||
| -rw-r--r-- | numpy/lib/tests/test_arraysetops.py | 5 |
2 files changed, 7 insertions, 2 deletions
diff --git a/numpy/lib/arraysetops.py b/numpy/lib/arraysetops.py index 20a0e7151..ae14970e2 100644 --- a/numpy/lib/arraysetops.py +++ b/numpy/lib/arraysetops.py @@ -324,6 +324,10 @@ def in1d(ar1, ar2, assume_unique=False): array([0, 2, 0]) """ + # Ravel both arrays, behavior for the first array could be different + ar1 = np.asarray(ar1).ravel() + ar2 = np.asarray(ar2).ravel() + # This code is significantly faster when the condition is satisfied. if len(ar2) < 10 * len(ar1) ** 0.145: mask = np.zeros(len(ar1), dtype=np.bool) diff --git a/numpy/lib/tests/test_arraysetops.py b/numpy/lib/tests/test_arraysetops.py index b0d2ca7c3..f7e7bfdca 100644 --- a/numpy/lib/tests/test_arraysetops.py +++ b/numpy/lib/tests/test_arraysetops.py @@ -124,8 +124,9 @@ class TestSetOps(TestCase): # we use two different sizes for the b array here to test the # two different paths in in1d(). for mult in (1, 10): - a = np.array([5, 7, 1, 2]) - b = np.array([2, 4, 3, 1, 5] * mult) + # One check without np.array, to make sure lists are handled correct + a = [5, 7, 1, 2] + b = [2, 4, 3, 1, 5] * mult ec = np.array([True, False, True, True]) c = in1d(a, b, assume_unique=True) assert_array_equal(c, ec) |