3RNN/Lib/site-packages/numpy/array_api/tests/test_indexing_functions.py
2024-05-26 19:49:15 +02:00

25 lines
627 B
Python

import pytest
from numpy import array_api as xp
@pytest.mark.parametrize(
"x, indices, axis, expected",
[
([2, 3], [1, 1, 0], 0, [3, 3, 2]),
([2, 3], [1, 1, 0], -1, [3, 3, 2]),
([[2, 3]], [1], -1, [[3]]),
([[2, 3]], [0, 0], 0, [[2, 3], [2, 3]]),
],
)
def test_take_function(x, indices, axis, expected):
"""
Indices respect relative order of a descending stable-sort
See https://github.com/numpy/numpy/issues/20778
"""
x = xp.asarray(x)
indices = xp.asarray(indices)
out = xp.take(x, indices, axis=axis)
assert xp.all(out == xp.asarray(expected))