From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Charles C. Berry" <ccberry@ucsd.edu>
Subject: Re: #+CALL get the first row of output table lost when using latex
 export
Date: Mon, 17 Nov 2014 08:08:47 -0800
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On Mon, 17 Nov 2014, iemacs@gmail.com wrote:

> Thank you, Charles.  And =:colnames yes= does work here.  But the
> results are the same when I evaluate t1 and t2 with
> `org-babel-execute-maybe'.
>
> When I take another try, new problem seems to occur.
>
> The test file is:
> #+BEGIN_EXAMPLE
> #+NAME: t1
> #+BEGIN_SRC python :exports results
>  return [['A'],None,[2],None,[3]]
> #+END_SRC
>
> #+CAPTION: T1
> #+RESULTS: t1
>
> #+NAME: t2
> #+CALL: t1() :exports results
>
> #+CAPTION: T2
> #+RESULTS: t2
> #+END_EXAMPLE
>
> The results of `org-babel-execute-maybe' on t1 and t2 are identical:
> #+BEGIN_SRC org
>  | A |
>  |---|
>  | 2 |
>  |---|
>  | 3 |
> #+END_SRC

Not in my world (unless you add `:hlines').

,----
| #+NAME: t1
| #+BEGIN_SRC python :exports results
|   return [['A'],None,[2],None,[3]]
| #+END_SRC
|
| #+CAPTION: T1
| #+RESULTS: t1
| | A |
| |---|
| | 2 |
| |---|
| | 3 |
|
| #+NAME: t2
| #+CALL: t1() :exports results
|
| #+CAPTION: T2
| #+RESULTS: t2
| | A |
| | 2 |
| | 3 |
`----


ob-python.el seems to be doing its own thing here.

What you see in the second instance is the usual Babel output for a table.

In my view this is a bug in ob-python.el.

See: (info "(org) hlines") for the proper idiom.

HTH,

Chuck