Inzynierka/Lib/site-packages/sklearn/utils/tests/test_arpack.py
2023-06-02 12:51:02 +02:00

17 lines
490 B
Python

import pytest
from numpy.testing import assert_allclose
from sklearn.utils import check_random_state
from sklearn.utils._arpack import _init_arpack_v0
@pytest.mark.parametrize("seed", range(100))
def test_init_arpack_v0(seed):
# check that the initialization a sampling from an uniform distribution
# where we can fix the random state
size = 1000
v0 = _init_arpack_v0(size, seed)
rng = check_random_state(seed)
assert_allclose(v0, rng.uniform(-1, 1, size=size))