When trying to figure out how to create a private function in a controller 
I first searched the web2py book and I spent a good amount of time looking 
for this. I eventually decided to search the Google group with success. 

My ability to search/browse the web2py book is getting better but I'm still 
very new at it. Is this convention documented in the web2py book? I was 
looking in "the core" but I didn't find what I needed there. How can this 
be added and where would it go? 

Thanks,
Matt

On Sunday, March 16, 2008 at 2:40:14 PM UTC-7, Massimo Di Pierro wrote:
>
> Done in trunk!
>
> Massimo
>
> On Mar 16, 2008, at 4:07 PM, voltron wrote:
>
> >
> > YESSS!  Cool! I am for that :-))
> >
> > On Mar 16, 9:55 pm, Massimo Di Pierro <[email protected]> wrote:
> >> double underscore I can do. ;-)
> >>
> >> Massimo
> >>
> >> On Mar 16, 2008, at 11:13 AM, voltron wrote:
> >>
> >>
> >>
> >>>  I just noted that I voted for the wrong convention:
> >>
> >>> yes for  double underscores "__" not for a single underscore "_"
> >>
> >>> :-)
> >>
> >>> On Mar 16, 5:04 pm, voltron <[email protected]> wrote:
> >>>> Hmm, I'm not sure Massimo, Imho, I would always consider a well  
> >>>> known
> >>>> and defined Pythonic convention( everybody that uses Python  
> >>>> knows the
> >>>> double underscore convention), I am sure that all of the new web2py
> >>>> users like myself made the same mistake when trying to create  
> >>>> private
> >>>> functions, this is a good thing:-) ! It would not even have to be
> >>>> documented because its naturally pythonic, on the other hand we
> >>>> have a
> >>>> handful of users( judging from the number of registered users)  
> >>>> and an
> >>>> AJAX convention that is not universal and self descriptive, i.e,  
> >>>> just
> >>>> seeing a function called "_sendData" would not notify me  
> >>>> immediately
> >>>> that it is an AJAX function, I would have done this, "ajax_sendData
> >>>> ()"
> >>>> which is self descriptive.
> >>
> >>>> I really respect the principle of not breaking Web2py, but is this
> >>>> not
> >>>> a bit too early for that? Web2py is very young and probably not so
> >>>> widely deployed as the other frameworks, so this would be a  
> >>>> chance to
> >>>> quickly implement such changes. Even Python itself would implement
> >>>> code-breaking changes soon, most frameworks undergo such changes  
> >>>> too,
> >>>> it is evolution. I seriously doubt that you would drive users away
> >>>> when such changes are made, on the contrary. I think many would  
> >>>> like
> >>>> web2py even more, I would definitely.
> >>
> >>>> I respect your opinion, but if you are uncertain, why not poll the
> >>>> forum? You would know if people are against the changes then
> >>
> >>>> On Mar 16, 4:23 pm, mdipierro <[email protected]> wrote:
> >>
> >>>>> correction.... use
> >>
> >>>>> if request.function[0]=='_' and not request.function=='_TEST':  
> >>>>> raise
> >>>>> HTTP(400,'some error')
> >>
> >>>>> since _TEST is the name of a "virtual" function called by admin  
> >>>>> when
> >>>>> you click on [test] It is automatically generated when testing.
> >>
> >>>>> Massimo
> >>
> >>>>> On Mar 16, 10:20 am, mdipierro <[email protected]> wrote:
> >>
> >>>>>> The more I think about this the more I see a problem. Some
> >>>>>> people for
> >>>>>> example are using the leading _ to indicate a controller
> >>>>>> function used
> >>>>>> for an ajax callback. In order to do what you asked I would break
> >>>>>> their code. Even without breaking code people would still need to
> >>>>>> upgrade the admin app to see the effects. This would break my
> >>>>>> promise
> >>>>>> of backward compatibility. Why don't you simply say, at the  
> >>>>>> top of
> >>>>>> your controller?
> >>
> >>>>>> if request.function[0]=='_': raise HTTP(400,'some error')
> >>
> >>>>>> and so you set your own convention.
> >>
> >>>>>> Massimo
> > >
>
>

-- 
Resources:
- http://web2py.com
- http://web2py.com/book (Documentation)
- http://github.com/web2py/web2py (Source code)
- https://code.google.com/p/web2py/issues/list (Report Issues)
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