GNU bug report logs - #25753
Python with libedit (macOS default) echoes input, breaks native completion

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From: Live System User <nyc4bos <at> aol.com>
To: npostavs <at> users.sourceforge.net
Cc: 25753 <at> debbugs.gnu.org, Eli Zaretskii <eliz <at> gnu.org>, "Charles A. Roelli" <charles <at> aurox.ch>
Subject: bug#25753: 25.2; Python mode shell interaction not working 100%
Date: Tue, 21 Feb 2017 18:17:55 -0500

npostavs <at> users.sourceforge.net writes:

> Live System User <nyc4bos <at> aol.com> writes:
>
>> npostavs <at> users.sourceforge.net writes:
>>
>> [...]
>>>
>>> Can you try load the attached file in Emacs?  Does it show similar
>>> output in the "*py native complete test*" buffer?
>>>
>>>     emacs -Q -l py-native-completion.el
>>
>>       Attached are my results.
>
> Hmm, that looks like it should be working.  Wait, when you said
>
>     I was already using that (wrapped in a "with-eval-after-load
>     'python") from:
>
>     https://github.com/jorgenschaefer/elpy/issues/887#issuecomment-275175119
>
>     to no avail.
>
> You meant the code from that exact comment?  That's a broken solution,
> try this instead:
>
>     (with-eval-after-load 'python
>       (defun python-shell-completion-native-try ()
>         "Return non-nil if can trigger native completion."
>         (let ((python-shell-completion-native-enable t)
>               (python-shell-completion-native-output-timeout
>                python-shell-completion-native-try-output-timeout))
>           (python-shell-completion-native-get-completions
>            (get-buffer-process (current-buffer))
>            nil "_"))))

    Your version of the solution works for me.

    Thanks for your effort!.


>
> If it's still not working, please post the contents of buffer " *Python
> completions redirect*" (note the leading space).

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