I think that the doc you point to talks about a class as a "view callable".
You use the decorator over the class definition. In the bikes app example a
different decorator is used on each class method.

I hope reading this part of the docs can help you:

http://docs.pylonsproject.org/projects/pyramid/en/1.4-branch/narr/viewconfig.html#view-config-placement



On Tue, Sep 3, 2013 at 5:49 PM, Chung WONG <[email protected]> wrote:

> Hi all,
>
> in 
> this<http://docs.pylonsproject.org/projects/pyramid/en/1.4-branch/narr/views.html#defining-a-view-callable-as-a-class>
>  doc,
> it said a view callable class *must have* __init__ and __call__ methods,
> however, in https://github.com/mcdonc/bikes/blob/master/app7.py , the
> view callable classes obviously don't have the __call__ method.
>
> I am a little bit confused now, is the __call__ method mandatory and what
> is the role of it?
>
> thanks.
>
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