Multiple constructors
Reinhold Birkenfeld
reinhold-birkenfeld-nospam at wolke7.net
Sun Feb 6 05:19:09 EST 2005
vincent wehren wrote:
> Philip Smith wrote:
>> Call this a C++ programmers hang-up if you like.
>>
>> I don't seem to be able to define multiple versions of __init__ in my matrix
>> class (ie to initialise either from a list of values or from 2 dimensions
>> (rows/columns)).
>>
>> Even if Python couldn't resolve the __init__ to use on the basis of argument
>> types surely it could do so on the basis of argument numbers???
>>
>> At any rate - any suggestions how I code this????
>
> Checking the number of arguments ain't all that hard:
>
> class Klass:
> def __init__(*args):
> self.args = args
> if len(self.args) == 1:
> # etc.
>
> This feels rather unpythonic, though.
And it won't work, as `self' is not defined. ;)
Reinhold
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