Re: Writing tags "the hard way" in 2.2...

That's true, but it's not a big deal unless you're using [[= ]] with
expressions that have side effects besides their output, which is a Bad
Idea anyway.

On Thu, 08 Mar 2007 14:03:47 +0200, "Iwan Vosloo" <[email protected]> said:
> Hi Jonathan,
> 
> mmm, thanks, that sortof works - only problem is that if you have a tag
> such as:
> 
>  <mytag> [[= some python expression ]] </mytag>
> 
> The python expression will always be evaluated, whether the tag should
> be displayed or not...  Any ideas how one can stop that from happening?
> 
> (The problem is that the expression may break in the cases when mytag
> should not be displayed.)
> 
> -i
> 
> On Wed, 2007-03-07 at 07:03 -0800, Jonathan Ellis wrote:
> > yes, this was removed.
> > 
> > you can easily do the same thing with an instance var yourself, though.
> > 
> > def body(self):
> >   if not self.conditional: return
> >   ...
> > 
> > On Wed, 07 Mar 2007 16:00:20 +0200, "Iwan Vosloo" <[email protected]> said:
> > > Hi,
> > > 
> > > we suspect another change in 2.2:
> > > 
> > > We used to be able to write a tag (something inheriting from
> > > spyceTagPlus), and set conditional=True on it.  If I understand
> > > correctly, if you then return None from your begin(), its body will NOT
> > > be output.
> > > 
> > > It seems this does not work the same in 2.2?
> > > 
> > > Thanks
> > > -i
> > > 
> > > 
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