def test_scale_offset_as_quantity_setter_pint_quantity(self): self.axis.scale_as_quantity = _ureg.parse_expression('2.5 nm') assert self.axis.scale == 2.5 assert self.axis.units == 'nm' self.axis.offset_as_quantity = _ureg.parse_expression('5e-3 mm') assert self.axis.offset == 5e-3 assert self.axis.units == 'mm'