@property<EOL><INDENT>def range(self):<DEDENT>
data = clips.data.DataObject(self._env)<EOL>lib.EnvSlotRange(self._env, self._cls, self._name, data.byref)<EOL>return tuple(data.value) if isinstance(data.value, list) else ()<EOL>
A tuple containing the numeric range for this Slot.

        The Python equivalent of the CLIPS slot-range function.