def test_check_all_finite_sparse_infs():
"""[Utils] check_all_finite: fails sparse X with infs."""
Z = X.astype('float')
Z[0, 0] = np.inf
assert not check_all_finite(csr.csr_matrix(Z))
def test_check_all_finite_sparse():
"""[Utils] check_all_finite: passes X with sparse."""
Z = X.astype('float')
Z[0, 0] = np.inf
assert check_all_finite(csr.csr_matrix(X))