On Apr 12, 2013, at 03:31 PM, Dirkjan Ochtman wrote:
>On Fri, Apr 12, 2013 at 2:55 PM, Eli Bendersky <eliben at gmail.com> wrote:
>> Ordered comparisons between enumeration values are *not* supported. Enums
>> are
>> not integers (but see `IntEnum`_ below)::
>>>> >>> Colors.red < Colors.blue
>> Traceback (most recent call last):
>> ...
>> NotImplementedError
>> >>> Colors.red <= Colors.blue
>> Traceback (most recent call last):
>> ...
>> NotImplementedError
>> >>> Colors.blue > Colors.green
>> Traceback (most recent call last):
>> ...
>> NotImplementedError
>> >>> Colors.blue >= Colors.green
>> Traceback (most recent call last):
>> ...
>> NotImplementedError
>>I like much of this PEP, but the exception type for this case seems
>odd to me. Wouldn't a TypeError be more appropriate here?
>>Somewhat like this:
>>>>> 'a' - 'b'
>Traceback (most recent call last):
> File "<stdin>", line 1, in <module>
>TypeError: unsupported operand type(s) for -: 'str' and 'str'
Interesting. I'm having a hard time articulating why, but NotImplementedError
just feels more right to me in this case.
-Barry
