def get_property(self, name, units=None):
    """
    Return property in requested units.

    Parameters
    ----------
    name : str
        Name of property.
    units : str, optional
        Units of measure. Defaults to the property's original units of measure.

    """
    value = getattr(self, name)
    if units is None:
        return value
    else:
        units_dct = self._units_of_measure
        if name in units_dct:
            original_units = units_dct[name]
        else:
            raise ValueError(f"'{name}' is not a property")
        return original_units.convert(value, units)