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bug#29592: 25.3; python does not print input or output in the inferior p
From: |
Ben Sturmfels |
Subject: |
bug#29592: 25.3; python does not print input or output in the inferior process |
Date: |
Sat, 26 Feb 2022 10:00:35 +1100 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) |
The GitHub ticket below for elpy also mentions this issue and includes some
"quick-and-dirty" that does seem to address the issue. The code works,
but I get an extra line break in the REPL when evaluating lines other
than the first line of the buffer.
https://github.com/jorgenschaefer/elpy/issues/924#issuecomment-314922197
> This is not an elpy issue, it also occurs with plain python-mode. It
> seems to be caused by certain versions of Python only. A quick-and-dirty
> fix is (in .emacs):
>
> (defun python-shell-append-to-output (string)
> (let ((buffer (current-buffer)))
> (set-buffer (process-buffer (python-shell-get-process)))
> (let ((oldpoint (point)))
> (goto-char (process-mark (python-shell-get-process)))
> (insert string)
> (set-marker (process-mark (python-shell-get-process)) (point))
> (goto-char oldpoint))
> (set-buffer buffer)))
>
> (defadvice python-shell-send-string
> (around advice-python-shell-send-string activate)
> (interactive)
> (let* ((append-string1
> (if (string-match "import codecs, os;__pyfile = codecs.open.*$"
> string)
> (replace-match "" nil nil string)
> string))
> (append-string2
> (if (string-match "^# -\\*- coding: utf-8 -\\*-\n*$" append-string1)
> (replace-match "" nil nil append-string1)
> append-string1))
> (append-string
> (if (string-match "^\n*$" append-string2)
> (replace-match "" nil nil append-string2)
> append-string2)))
> (python-shell-append-to-output
> (concat (string-trim-right append-string) "\n")))
> (if (called-interactively-p 'any)
> (call-interactively (ad-get-orig-definition 'python-shell-send-string))
> ad-do-it))