return an object of a different class
Jean-Michel Pichavant
jeanmichel at sequans.com
Thu Feb 17 06:02:28 EST 2011
Karim wrote:
> [snip]
>> If you don't want to use a factory function I believe you can do this:
>>
>> class MyNumber(object):
>> def __new__(cls, n):
>> if n<= 100:
>> cls = SmallNumbers
>> else:
>> cls = BigNumbers
>> return object.__new__(cls, n)
>> ...
>>
>> Chard.
>
> Very beautiful code great alternative to factory method!
> To memorize this pythonic way.
>
> Regards
> Karim
Do you think that the MyNumber constructor returning something else
than a MyNumber instance is the pythonic way ? It would rather be the
cryptonic way ! (haha)
JM
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