Function test_parse_timedelta

dask/tests/test_utils.py:675–712

()

def test_parse_timedelta():
    for text, value in [
        ("1s", 1),
        ("100ms", 0.1),
        ("5S", 5),
        ("5.5s", 5.5),
        ("5.5 s", 5.5),
        ("1 second", 1),
        ("3.3 seconds", 3.3),
        ("3.3 milliseconds", 0.0033),
        ("3500 us", 0.0035),
        ("1 ns", 1e-9),
        ("2m", 120),
        ("5 days", 5 * 24 * 60 * 60),
        ("2 w", 2 * 7 * 24 * 60 * 60),
        ("2 minutes", 120),
        (None, None),
        (3, 3),
        (datetime.timedelta(seconds=2), 2),
        (datetime.timedelta(milliseconds=100), 0.1),
    ]:
        result = parse_timedelta(text)
        assert result == value or abs(result - value) < 1e-14

    assert parse_timedelta("1ms", default="seconds") == 0.001
    assert parse_timedelta("1", default="seconds") == 1
    assert parse_timedelta("1", default="ms") == 0.001
    assert parse_timedelta(1, default="ms") == 0.001

    assert parse_timedelta("1ms", default=False) == 0.001
    with pytest.raises(ValueError):
        parse_timedelta(1, default=False)
    with pytest.raises(ValueError):
        parse_timedelta("1", default=False)
    with pytest.raises(TypeError):
        parse_timedelta("1", default=None)
    with pytest.raises(KeyError, match="Invalid time unit: foo. Valid units are"):
        parse_timedelta("1 foo")


def test_is_arraylike():