[Zope] Reloading Zope was (Re: [Zope] Comments? To create products with Python or with ZClasses )

[Jason Spisak]

Does anyone know what is the major stumbling block to allowing a reload of
a product via some type of method included in it?

All my best,



Kevin Dangoor writes:

> I've re-added the zope list here. (For context, in comparing writing
> products in Python or with ZClasses, Anthony pointed out that integrating
> outside resources [modules, files, net-based resources], Python is much
> easier.)
> 
> ----- Original Message -----
> From: "Anthony Baxter" <anthony@interlink.com.au>
> To: "Kevin Dangoor" <kid@kendermedia.com>
> Sent: Tuesday, May 09, 2000 9:59 AM
> Subject: Re: [Zope] Comments? To create products with Python or with
> ZClasses
> 
> 
> >
> > >>> "Kevin Dangoor" wrote
> > > Good points. The hybrid approach (ZClasses with Python base classes)
> will
> > > certainly allow you to add methods (through the base class) that do
> whatever
> > > you wish. Doing too much of that will end up giving you the worst of
> both
> > > models, though.
> >
> > I'd actually mention that in the discussion - I've worked with ZClass,
> > Python, and ZClass-with-python-bases, and the third is far and away
> > the worst of the lot (assuming more than a trivial base class).
> >
> > If you're going to do the hybrid thing, make seperate Products, and
> > make the ZClass one include instances of the Python one when it's
> > created. That way you can debug and manipulate them seperately.
> > The ZClass based on Python class thing is one of those things that
> > _seems_ neat, but it ends up causing considerable pain.
> 
> Thanks for the tip. Thinking about it now, I can see how it could certainly
> be a pain to debug if your Python base class gets too complex.
> 
> > > BTW, I didn't think of the external connectivity issue because I haven't
> > > needed to do it myself with my apps. But, I agree that this is something
> > > many people would want to do. I added a paragraph in the flexibility
> section
> > > about this.
> >
> > A large amount of what I do in Zope is integration - plugging together
> > databases, computers, email/voicemail systems, credit card processors,
> > and all sorts of other unpleasantness. Zope could do with some work in
> > this respect - being able to reload a Python Product, for one (but that's
> > a Hard Problem - just doing a python reload() call isn't sufficient.)
> >
> > Hm, this probably could go back onto the zope or zope-dev lists...
> 
> And now it is :)
> 
> Kevin
> 
> 
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Jason Spisak
CIO
HireTechs.com
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Suite 900
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