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From: Bruno Barbier <brubar.cs@gmail.com>
To: Ihor Radchenko <yantar92@posteo.net>, Jack Kamm <jackkamm@gmail.com>
Cc: Nasser Alkmim <nasser.alkmim@gmail.com>, emacs-orgmode@gnu.org
Subject: Re: Async Python src block behavior with :dir header property
Date: Thu, 08 Feb 2024 18:46:35 +0100	[thread overview]
Message-ID: <65c5137d.050a0220.25897.369a@mx.google.com> (raw)
In-Reply-To: <87plx7ynai.fsf@localhost>


Ihor Radchenko <yantar92@posteo.net> writes:

> Jack Kamm <jackkamm@gmail.com> writes:
>
>> On executing any python session block I am getting the following error
>> which I think is caused by the above:
>>
>>   Debugger entered--Lisp error: (void-variable buffer-name)
>
> That's a mystery.

It looks like 'when-let*' doesn't accept symbols without values; it
needs real bindings.  The form `let*' assigns nil when there are no
values, but, with `when-let*', assigning nil would make the whole
`when-let' fails.

Here is the expansion when using a symbol without a value, which
explains both the void-variable error and the compiler message:

   #+begin_src elisp :results scalar
     (macroexpand-all '(when-let* (new-var) 7))
   #+end_src

   #+RESULTS:
   : (let* ((new-var (and t new-var))) (if new-var 7))



Bruno


  reply	other threads:[~2024-02-08 17:47 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-01-31  7:29 Async Python src block behavior with :dir header property Nasser Alkmim
2024-01-31 11:23 ` Ihor Radchenko
2024-01-31 12:17   ` Nasser Alkmim
2024-01-31 12:47     ` Ihor Radchenko
2024-01-31 15:00       ` Nasser Alkmim
2024-01-31 16:21         ` Ihor Radchenko
2024-02-01  4:16           ` Jack Kamm
2024-02-01  8:40             ` Nasser Alkmim
2024-02-01 11:59             ` Ihor Radchenko
2024-02-03  1:20               ` Jack Kamm
2024-02-03 15:51                 ` Ihor Radchenko
2024-02-04  1:26                   ` Jack Kamm
2024-02-04 16:30                     ` Ihor Radchenko
2024-02-05  0:59                       ` Jack Kamm
2024-02-05 14:10                         ` Ihor Radchenko
2024-02-06  6:56                           ` Jack Kamm
2024-02-06 14:06                             ` Ihor Radchenko
2024-02-08  3:08                               ` Jack Kamm
2024-02-08 15:43                                 ` Ihor Radchenko
2024-02-08 17:46                                   ` Bruno Barbier [this message]
2024-02-10 18:14                                   ` Jack Kamm
2024-02-10 21:01                                     ` Ihor Radchenko
2024-02-13  9:43                                       ` Nasser Alkmim
2024-02-13 14:31                                         ` Ihor Radchenko

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