From: Ista Zahn <istazahn@gmail.com>
To: Stefan Monnier <monnier@iro.umontreal.ca>
Cc: 21077@debbugs.gnu.org
Subject: bug#21077: 24.5; Slow printing in inferior python buffer with python-shell-enable-font-lock
Date: Wed, 29 Jul 2015 16:50:03 -0400 [thread overview]
Message-ID: <CA+vqiLEf5=NjN=gTvAdYxQDJ0kTtq=11GR=4eHxQ-Wyy10GTjA@mail.gmail.com> (raw)
In-Reply-To: <jwv7fpzqj74.fsf-monnier+emacsbugs@gnu.org>
On Fri, Jul 17, 2015 at 4:33 AM, Stefan Monnier
<monnier@iro.umontreal.ca> wrote:
>> It wasn't. Something is clearly wrong with the regexps involved in
>> this recipe, at least.
>
> The trigger is simple and a well-known problem in Emacs: the command you
> pass to Python outputs one very long line, and Emacs assumes at various places
> that lines aren't too long. One such assumption is in font-lock itself,
> another appears to be in one of the regexps used in the font-lock config
> of inferior python mode.
Sorry for the delay in responding. I think a reasonable short term
measure is to set python-shell-enable-font-lock to nil by default, and
perhaps add a warning to the doc string to the effect that setting it
to a non-nil value can dramatically slow down printing.
Best,
Ista
>
>
> Stefan
next prev parent reply other threads:[~2015-07-29 20:50 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-16 16:42 bug#21077: 24.5; Slow printing in inferior python buffer with python-shell-enable-font-lock Ista Zahn
2015-07-16 18:34 ` Eli Zaretskii
2015-07-16 19:09 ` Ista Zahn
2015-07-16 19:34 ` Eli Zaretskii
2015-07-16 19:50 ` Ista Zahn
2015-07-17 6:53 ` Eli Zaretskii
2015-07-17 8:33 ` Stefan Monnier
2015-07-17 8:56 ` Rasmus
2015-07-29 20:50 ` Ista Zahn [this message]
2015-07-30 23:19 ` Stefan Monnier
2015-07-31 0:27 ` Ista Zahn
2015-07-31 22:07 ` Stefan Monnier
2015-08-01 1:46 ` Ista Zahn
2015-08-01 12:36 ` Wolfgang Jenkner
2015-08-01 16:26 ` Ista Zahn
2015-08-03 23:57 ` Wolfgang Jenkner
2016-07-14 1:31 ` npostavs
2015-08-01 12:42 ` Wolfgang Jenkner
2015-08-03 21:41 ` Stefan Monnier
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