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Groups > comp.lang.python > #16666

Re: Backspace does not erase in stdout

From Grant Edwards <invalid@invalid.invalid>
Newsgroups comp.lang.python
Subject Re: Backspace does not erase in stdout
Date 2011-12-05 16:23 +0000
Organization PANIX Public Access Internet and UNIX, NYC
Message-ID <jbir6r$c3$1@reader1.panix.com> (permalink)
References <4edcecc6$0$29988$c3e8da3$5496439d@news.astraweb.com> <mailman.3305.1323101623.27778.python-list@python.org>

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On 2011-12-05, Chris Angelico <rosuav@gmail.com> wrote:
> On Tue, Dec 6, 2011 at 3:09 AM, Steven D'Aprano
><steve+comp.lang.python@pearwood.info> wrote:
>>
>> Is there a way to erase the character other than backspacing, writing a
>> space, then backspacing again? That feels inelegant.
>
> Emitting "\b \b" is one very common way to do a destructive backspace.
> Inelegant? Perhaps, but a common inelegance.

That's pretty much the only way I've seen it done for the past 25
years.

What would be more elegant?

-- 
Grant Edwards               grant.b.edwards        Yow! This PIZZA symbolizes
                                  at               my COMPLETE EMOTIONAL
                              gmail.com            RECOVERY!!

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Thread

Backspace does not erase in stdout Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-12-05 16:09 +0000
  Re: Backspace does not erase in stdout Chris Angelico <rosuav@gmail.com> - 2011-12-06 03:13 +1100
    Re: Backspace does not erase in stdout Grant Edwards <invalid@invalid.invalid> - 2011-12-05 16:23 +0000
      Re: Backspace does not erase in stdout Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-12-05 17:24 +0000
        Re: Backspace does not erase in stdout Grant Edwards <invalid@invalid.invalid> - 2011-12-05 17:40 +0000
          Re: Backspace does not erase in stdout Chris Angelico <rosuav@gmail.com> - 2011-12-06 09:00 +1100
      Re: Backspace does not erase in stdout Nobody <nobody@nowhere.com> - 2011-12-06 09:27 +0000
        Re: Backspace does not erase in stdout Rick Johnson <rantingrickjohnson@gmail.com> - 2011-12-06 05:21 -0800
          Re: Backspace does not erase in stdout Chris Angelico <rosuav@gmail.com> - 2011-12-07 01:03 +1100
          Re: Backspace does not erase in stdout Roy Smith <roy@panix.com> - 2011-12-06 09:49 -0500
        Re: Backspace does not erase in stdout Roy Smith <roy@panix.com> - 2011-12-06 09:45 -0500
        Re: Backspace does not erase in stdout Grant Edwards <invalid@invalid.invalid> - 2011-12-06 15:24 +0000

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