def METHOD_NAME(self):
    """MultiValue: Empty number string elements are not converted..."""
    multival = MultiValue(DSfloat, ["1.0", ""])
    assert 1.0 == multival[0]
    assert "" == multival[1]
    multival = MultiValue(IS, ["1", ""])
    assert 1 == multival[0]
    assert "" == multival[1]
    multival = MultiValue(DSdecimal, ["1", ""])
    assert 1 == multival[0]
    assert "" == multival[1]
    multival = MultiValue(IS, [])
    assert not multival
    assert 0 == len(multival)