Even if there are no if interests|length > 0 I get the extra
whitespaces. Sam is correct. I've used Jinja2 before and used the - to
remove unnecessary lines.
I have lots of templates written for django, so I don't want to
retrofit them all. Worse case I could post process the message, but I
would love it if django support this feature in its template engine.
On Aug 14, 9:19 am, Python_Junkie <software.buy.des...@gmail.com>
wrote:
> If you have a solution that is fine.
>
> But if you did the business logic in the view, there is no need for
>
> {%- if interests|length > 0 %} and you would simply return your
> dictionary values while rendening as a variable that contains actual
> values
> and no need for the if statement which provides the extra carriage
> return
>
> {% for event, interests in report.items %}
> {{event}}
>
> On Aug 14, 7:28 am, Sam Lai <samuel....@gmail.com> wrote:
>
>
>
>
>
>
>
> > On 14 August 2011 14:00, Python_Junkie <software.buy.des...@gmail.com>
> > wrote:
>
> > > I think that if you performed the logic to determine if there actually
> > > is something in the interest for that row in the view and
> > > then only pass those components from the view, and not in the template
> > > then your problem goes away.
>
> > I don't think so, but I haven't tested it. Django's template parser
> > does not remove newlines anywhere, even if only a template directive
> > exists on that line. For HTML, this isn't an issue. You can try
> > sacrificing template readability by putting everything on to one line.
>
> > There has been a fair bit of discussion about this, but no consensus
> > was arrived at. For now, the better solution is to use jinja2
> > (http://jinja.pocoo.org/). Its language is based on Django's, and is
> > largely compatible, but it has the added bonus of being able to remove
> > newlines like so,
>
> > {%- if interests|length > 0 %}
> > ...
> > {%- endif %}
>
> > Notice the - after the % sign. This tells jinja2 to remove the
> > previousnewlinecharacter. You can also add them at the closing % to
> > remove the followingnewlinecharacter.
>
> > It is pretty easy to use with Django (and many people do), and you can
> > just use it for this particular template, leaving all others to use
> > Django's in-built templating system.
>
> > > On Aug 13, 8:53 pm,CrabbyPete<pete.do...@gmail.com> wrote:
> > >> I'm using the django template system for format a text email. I send
> > >> it a dictionary and it formats the output. The problem is that it
> > >> inserts lots of newlines
>
> > >> Here is the template, and reports is a dictionary that contains an
> > >> event and a dictionary of interests
>
> > >> Weekly Contact List For {{date}}
> > >> {% for event, interests in report.items %}
> > >> {% if interests|length > 0 %}
> > >> {{event}}
> > >> {% for interest, value in interests.items %}
> > >> {{ value }} {% if value == 1 %} lead {% else %} leads {%
> > >> endif %} for {{ interest }}
> > >> {% endfor %}
> > >> {% endif %}
> > >> {% endfor %}
>
> > >> Is there a way for it just to print the lines without adding all the
> > >> extra blank lines when interests = 0?
>
> > > --
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