python3, tabs, and Terminal

[Langer, Stephen A. (Fed)]

Thank you!  I should have thought to google "readline".

 -- Steve


-----Original Message-----
From: macports-users <macports-users-bounces at lists.macports.org> on behalf of Joshua Root <jmr at macports.org>
Date: Wednesday, October 12, 2022 at 6:17 PM
To: "macports-users at lists.macports.org" <macports-users at lists.macports.org>
Subject: Re: python3, tabs, and Terminal

    On 2022-10-13 08:05 , Joshua Root wrote:
    > Langer, Stephen A. (Fed) wrote:
    > 
    >> I don’t know if I have something wrong in my settings or expectations, 
    >> or if this is a bug.  Typing a tab in an Apple Terminal window while 
    >> using any version of Python3 from MacPorts makes the terminal enter 
    >> some kind of editing mode, instead of just indenting the line.  
    >> Python2 from MacPorts doesn't do this, and neither does Python3 from 
    >> Apple, which makes me think that it's some kind of Python 
    >> configuration issue in MacPorts.  The same thing happens when using 
    >> iTerm2.
    >>
    >> For example:
    >>
    >> % python3
    >> Python 3.8.15 (default, Oct 12 2022, 03:09:36)
    >> [Clang 13.0.0 (clang-1300.0.29.3)] on darwin
    >> Type "help", "copyright", "credits" or "license" for more information.
    >> >>>/def f(): /<tab><tab> <--- anything typed here brings up old lines 
    >> from other sessions, when I just want to indent
    > Do you see this with newer python versions? I don't see it in 3.10, 
    > FWIW. I remember there were some bugs with libedit support in older 
    > versions.
    > 
    > You can try installing py38-gnureadline, which will override the 
    > built-in readline module.
    > 
    > - Josh
    > 

    Turns out this is a feature: 
    <https://gcc02.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdocs.python.org%2F3%2Flibrary%2Fsite.html%23rlcompleter-config&data=05%7C01%7Cstephen.langer%40nist.gov%7C1a0e3453f45e4f8aef1c08daac9f84b3%7C2ab5d82fd8fa4797a93e054655c61dec%7C1%7C0%7C638012098373708017%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=sZEqXdM2EUdaJAXyY%2FrOSWPHS61IbV1Eu%2Frk7JMiUbg%3D&reserved=0>

    - Josh