[Tutor] special attributes naming confusion
ramit.prasad at jpmorgan.com
Wed Jun 6 21:30:27 CEST 2012
> My question is how was I supposed to kinow that the function I call using the
> name iter() is implemented using the name __iter__()?
> Is there a rule that describes when I would implement an attribute name with
> leading and trailing double underscores, and then call it without those
> underscores? How many names like this exist in Python? Are these special cases
> or is there a general rule that leading and trailing double underscores get
> dropped when calling functions that were implemented with these names? I'm
> trying to understand the big picture as far as how Python works when it comes
> to this situation. Thanks.
They are listed here http://docs.python.org/reference/datamodel.html#specialnames
Ramit Prasad | JPMorgan Chase Investment Bank | Currencies Technology
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