[lang-ref] ( format_datetime ) ( python )

def test_format_datetime():
    # strftime
    dt = datetime.datetime(2025, 3, 18, 23, 15, 10, 321)

    assert dt.strftime(r'%Y/%m/%d %H:%M:%S.%f') == '2025/03/18 23:15:10.000321'