Subject: bug#15647: 24.3.50; python.el does not clean up temp file

From: Andreas Röhler <[email-masked]>
Date: Sat, 19 Oct 2013 19:04:29 +0200

Am 18.10.2013 20:51, schrieb Jorgen Schaefer:
> python.el will use temporary files to communicate with the inferior
> python process. These temporary files are never cleaned up.
>
> To reproduce, simply run M-x run-python and check the temp dir. It has a
> "py?????" file in it. Kill the buffer and repeat, such files will
> accumulate.
>
> The following simple patch will delete the file after loading it.
>
>
> --- lisp/progmodes/python.el	2013-10-07 18:51:26 +0000
> +++ lisp/progmodes/python.el	2013-10-18 18:47:02 +0000
> @@ -2048,6 +2048,8 @@
>                  (file-name (or (buffer-file-name) temp-file-name)))
>             (with-temp-file temp-file-name
>               (insert string)
> +            (insert (format "\n\nimport os ; os.remove('''%s''')\n"
> +                            temp-file-name))
>               (delete-trailing-whitespace))
>             (python-shell-send-file file-name process temp-file-name))
>         (comint-send-string process string)
>
>
>
>

Beside of other nasty side-effects to expect, when the code to send is extended that way:
Why relying on Python process in order to delete a file?