Method acting on arguements passed

Diez B. Roggisch deets at nospam.web.de
Fri May 5 14:43:20 CEST 2006


Panos Laganakos wrote:

> I want a class method to take action depending on the type of the
> arguement passed to it.
> 
> ie:
> getBook(id) # get the book by ID
> getBook(name) # get the book by name
> ...
> 
> Other languages use the term function/method overloading to cope with
> this. And when I googled about it seems that GvR is testing it for 3.0
> inclusion or so.
> 
> I was thinking of right after the function declaration check for the
> parameter passed by isinstance() or type() and use if..elif..else to
> act.
> 
> Is this the pythonic way/best practice to apply here?

google for gnosis multimethods for a clean approach.


Diez



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