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From: Ihor Radchenko <yantar92@posteo.net>
To: Zelphir Kaltstahl <zelphirkaltstahl@posteo.de>
Cc: Bruno Barbier <brubar.cs@gmail.com>, emacs-orgmode@gnu.org
Subject: Re: org-babel guile source block bug in handling multiple values
Date: Thu, 09 Mar 2023 13:10:56 +0000	[thread overview]
Message-ID: <87sfeeoysf.fsf@localhost> (raw)
In-Reply-To: <c6a7b45c-cb80-8102-ac21-8ac8592c71a7@posteo.de>

Zelphir Kaltstahl <zelphirkaltstahl@posteo.de> writes:

> ~~~~START~~~~
> #+name: python-imports
> #+begin_src python :python /usr/bin/python3 :results output replace drawer :var x=4
> import math
>
> y = math.sqrt(x)
> # print(y)
> #+end_src
>
> #+name: python-usage
> #+begin_src python :python /usr/bin/python3 :return :noweb strip-export :results value replace drawer
> <<python-imports>>
>
> print("y: {}".format(y))
> #+end_src
> ~~~~~END~~~~~
>
> Unfortunately, this example does not seem to work at all, but for a different 
> reason:
>
> It seems that using any Python source block with :var header args via :noweb 
> does not work, as it then behaves in the way, that it merely pasted the included 
> source block, without first putting in the :var values into the variables. I get 
> errors about those :var variables being undefined, of course, since they are on 
> the included source block, not on the including one:
>
> ~~~~START: *Org-Babel Error Output*~~~~
> Traceback (most recent call last):
>    File "<stdin>", line 10, in <module>
>    File "<stdin>", line 5, in main
> NameError: name 'x' is not defined
> [ Babel evaluation exited with code 1 ]
> ~~~~~END~~~~~

This is expected. Noweb includes the src block code without altering it.
See 16.11 Noweb Reference Syntax

We may probably clarify this in the manual. Would it be helpful?

-- 
Ihor Radchenko // yantar92,
Org mode contributor,
Learn more about Org mode at <https://orgmode.org/>.
Support Org development at <https://liberapay.com/org-mode>,
or support my work at <https://liberapay.com/yantar92>


  parent reply	other threads:[~2023-03-09 13:10 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-07 11:27 org-babel guile source block bug in handling multiple values Zelphir Kaltstahl
2023-03-07 14:36 ` Ihor Radchenko
2023-03-07 15:18   ` Zelphir Kaltstahl
2023-03-07 19:52     ` Bruno Barbier
2023-03-08  0:55       ` Zelphir Kaltstahl
2023-03-08 19:38         ` Bruno Barbier
2023-03-09  0:44           ` Zelphir Kaltstahl
2023-03-09 13:04             ` [BUG] Inconsistent global/local :var assignments in ob-* for lisps and non-lisps (was: org-babel guile source block bug in handling multiple values) Ihor Radchenko
2023-03-10 10:39               ` Zelphir Kaltstahl
2023-03-11  9:58                 ` Ihor Radchenko
2023-03-11 18:30                   ` Zelphir Kaltstahl
2023-03-12 11:33                     ` Ihor Radchenko
2023-03-19 13:50                   ` [PATCH] lisp/ob-scheme.el Zelphir Kaltstahl
2023-03-22 10:43                     ` Ihor Radchenko
2023-03-25 14:34                       ` Zelphir Kaltstahl
2023-03-26  9:32                         ` Ihor Radchenko
2023-04-25 12:28                         ` Ihor Radchenko
2023-04-29 11:08                           ` Zelphir Kaltstahl
2023-03-09 13:10             ` Ihor Radchenko [this message]
2023-03-10 10:42               ` org-babel guile source block bug in handling multiple values Zelphir Kaltstahl
2023-03-11 10:18                 ` Ihor Radchenko
2023-06-02 13:11                   ` Ihor Radchenko
2023-03-09 13:11             ` Ihor Radchenko
2023-03-09 14:21               ` Daniel Kraus
2023-03-10 11:57                 ` Ihor Radchenko
2023-03-10 10:45               ` Zelphir Kaltstahl
2023-03-08  1:13       ` Zelphir Kaltstahl
2023-03-08  8:55         ` Ihor Radchenko
2023-03-07 15:44 ` Max Nikulin
2023-03-07 21:41 ` Rudolf Adamkovič

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