Thanks guys,
the babel version worked perfect so I didn't try the other one thanks!
Would it be possible to use python and matplotlib with babel instead of
gnuplot?
If so, could you just indicate how such a src code block would look like?

Babel seems super cool!

/Johan

On Tue, Feb 23, 2010 at 3:47 PM, Eric Schulte <schulte.eric@gmail.com>wrote:

> Hi Johan,
>
> You could try plotting your table using standard org-mode date formats
> which org-plot will understand without any need to specify a timefmt
> string.
>
> #+PLOT: title:"Weight" ind:1 deps:(2) type:2d with:linespo set:"xdata time"
> set:"yrange [90:]"
> | Date             |   Kg |
> |------------------+------|
> | <2010-02-21 Sun> | 95.0 |
> | <2010-02-22 Mon> | 93.0 |
> | <2010-02-23 Tue> | 92.0 |
> | <2010-02-24 Wed> | 91.5 |
> | <2010-02-25 Thu> | 91.0 |
> | <2010-02-26 Fri> | 92.0 |
>
> Alternatively if you want more control over your plots and more direct
> access to gnuplot you can use org-babel to pass your table directly to
> gnuplot as follows.
>
> #+results: my-table
> |       Date |   Kg |
> |------------+------|
> | 2010-02-21 | 95.0 |
> | 2010-02-22 | 93.0 |
> | 2010-02-23 | 92.0 |
> | 2010-02-24 | 91.5 |
> | 2010-02-25 | 91.0 |
> | 2010-02-26 | 92.0 |
>
> #+begin_src gnuplot :var data=my-table
>  set xdata time
>  set timefmt '%Y-%m-%d'
>  set yrange [90:]
>  plot data using 1:2 with linespoints title 'Kg'
> #+end_src
>
> Best -- Eric
>
> Johan Ekh <ekh.johan@gmail.com> writes:
>
> > Hi all,
> > I try to plot a table looking like this
> >
> >      |       Date    |   Kg |
> >      |-----------------+--------|
> >      | 2010-02-21 | 95.0 |
> >      | 2010-02-22 | 93.0 |
> >      | 2010-02-23 | 92.0 |
> >      | 2010-02-24 | 91.5 |
> >      | 2010-02-25 | 91.0 |
> >      | 2010-02-29 | 92.0 |
> >      |                  |        |
> >
> > with the dates on the xaxis using
> >
> > #+PLOT: title:"Weight" ind:1 deps:(2) type:2d with:linespo set:"xdata
> time" timefmt:%Y-%m-%d
> > set:"yrange [90:]"
> >
> > but no plot is generated. If I remove <set:"xdata time">, the plot is
> generated but without
> > interpreting the dates as dates.
> >
> > Can anyone see what I do wrong?
> >
> > Thanks in advance,
> >
> > Johan
> >
> > _______________________________________________
> > Emacs-orgmode mailing list
> > Please use `Reply All' to send replies to the list.
> > Emacs-orgmode@gnu.org
> > http://lists.gnu.org/mailman/listinfo/emacs-orgmode
>