Leszek Trzemecki

I have not tested yet (mabe if I have some time next weekend I'll add that) but it should probably work already with decimals. ```python from unum import as_unum from...

I think it would be better to use some external function, e.g. change as_unum to ```python def as_unum(value, unit=None): if unit is not None and not is_unit(unit): raise NonBasicUnitError(unit) if...