Re: org-babel pass data between blocks

[Alan Schmitt <alan.schmitt@polytechnique.org>]

On 2014-04-28 14:41, Marvin Doyley <marvinpas@gmail.com> writes:

> Dear All,
>
> Is there way to pass data between blocks in org-babel. For example lets say have two blocks
>
>
> #+begin_src python
> from pylab import *
> # Simple carrier
> t=linspace(0,1,100);
> fc=100;
> Ac =1;
> C=Ac*cos(2*pi*t);
>
> #+end_src
>
>
> What I would like to do is to pass both C and t to another python block, but it is not clear how to do this.
>
> #+begin_src python 
> from pylab import *
>
> fm=1;
> Am=1
> m=Am*cos(2*pi*t); # message signal
>
> z=m*C;   #double side-band modulated signal
>
> #+end_src

I see three options (there are probably many others):
- use a session (see
http://orgmode.org/worg/org-contrib/babel/languages/ob-doc-python.html
for instance);
- have C and t be the results of the first block, and chain the blocks;
- use noweb to include the second block is the first block.

Alan