On Saturday 28 of September 2013 22:01:54 Anand Chitipothu wrote: > On Sat, Sep 28, 2013 at 7:18 PM, Klerik <[email protected]> wrote: > > ** > > > > KlerikOn Saturday 21 of September 2013 15:55:27 wrote: > > > 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 :). > > > > I'm sorry for the late response, I was on a business trip. Solution with > > the addition .list() works, but if I initiate a change in the database, so > > nothing will change in the variable seznam_kategorii is still the same. > > What is the easiest way to update the variable every time the page loads? > > Make that a function.
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