On Saturday 21 of September 2013 19:22:27 Anand Chitipothu wrote:
> On Sat, Sep 21, 2013 at 7:07 PM, Klerik <[email protected]> wrote:
> > hi guys,
> > 
> > I have one big problem. I need in my base teplate dynamically render my
> > categories (my web is blog with categories - http://www.klerik.cz [this
> > is old
> > production version with staticaly rendered categories - in left column]).
> > So I create one global variable with this code:
> > 
> > web.template.Template.globals['seznam_kategorii'] =
> > databaze.select("kategorie", order="cislo ASC")
> > 
> > and on base.html I only print with for cycle all categories and all works
> > great:
> > 
> > $for kategorie in seznam_kategorii:
> >    <a href="/kategorie/"$kategorie.url_kategorie>$kategorie.kategorie</a>
> > 
> > bud this work only 1 times! when I make page refresh, then the categories
> > are
> > gone (only empty space - like nothig in code).
> > 
> > Is here solution for me?
> 
> The issue is with
> databaze.select("kategorie", order="cislo ASC")
> 
> It returns an iterator, which is consumed after first use. Change that to
> the following to fix the issue.
> databaze.select("kategorie", order="cislo ASC").list()
> 
> Anand


Wow Anand, simple and easy solution :). Thank You very much for your help and 
quick response :).
-- 
Klerik

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