bug#64397: 29.0.91; Limited configuration of commands based on python-interpreter

[Matthias Meulien <orontee@gmail.com>]

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Here's a patch adding a python-interpreter-args custom variable.


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From 729e8892c129c2f3c6dfd0f119259d586fe11118 Mon Sep 17 00:00:00 2001
From: Matthias Meulien <orontee@gmail.com>
Date: Sat, 1 Jul 2023 16:07:01 +0200
Subject: [PATCH] Custom var python-interpreter-args (bug#64397)

* lisp/progmodes/python.el (python-interpreter): Mention new variable
in documentation.
(python-interpreter-args): New custom variable.
(python--list-imports, python--do-isort, python-fix-imports): Make
process use customisable arguments.
---
 lisp/progmodes/python.el | 50 +++++++++++++++++++++++++++++-----------
 1 file changed, 36 insertions(+), 14 deletions(-)

diff --git a/lisp/progmodes/python.el b/lisp/progmodes/python.el
index 50d712ebb0c..ef6da75a1c1 100644
--- a/lisp/progmodes/python.el
+++ b/lisp/progmodes/python.el
@@ -297,11 +297,18 @@ python
 
 (defcustom python-interpreter "python"
   "Python interpreter for noninteractive use.
+
+Some Python interpreters also require changes to
+`python-interpreter-args'.
+
 To customize the Python shell, modify `python-shell-interpreter'
 instead."
   :version "29.1"
   :type 'string)
 
+(defcustom python-interpreter-args ""
+  "Default arguments for the Python interpreter."
+  :type 'string)
 
 \f
 ;;; Bindings
@@ -2573,7 +2580,7 @@ python-shell-internal-buffer-name
   :safe 'stringp)
 
 (defcustom python-shell-interpreter-args "-i"
-  "Default arguments for the Python interpreter."
+  "Default arguments for the Python interpreter for shell."
   :type 'string)
 
 (defcustom python-shell-interpreter-interactive-arg "-i"
@@ -6488,18 +6495,25 @@ python--list-imports
       (let* ((temp (current-buffer))
              (status (if (bufferp source)
                          (with-current-buffer source
-                           (call-process-region (point-min) (point-max)
-                                                python-interpreter
-                                                nil (list temp nil) nil
-                                                "-c" python--list-imports
-                                                (or name "")))
+                           (apply #'call-process-region
+                                  (point-min) (point-max)
+                                  python-interpreter
+                                  nil (list temp nil) nil
+                                  (append
+                                   (split-string-shell-command
+                                    python-interpreter-args)
+                                   `("-c" ,python--list-imports)
+                                    (list (or name "")))))
                        (with-current-buffer buffer
                          (apply #'call-process
                                 python-interpreter
                                 nil (list temp nil) nil
-                                "-c" python--list-imports
-                                (or name "")
-                                (mapcar #'file-local-name source)))))
+                                (append
+                                 (split-string-shell-command
+                                  python-interpreter-args)
+                                 `("-c" ,python--list-imports)
+                                 (list (or name ""))
+                                 (mapcar #'file-local-name source))))))
              lines)
         (unless (eq 0 status)
           (error "%s exited with status %s (maybe isort is missing?)"
@@ -6544,7 +6558,11 @@ python--do-isort
                                (point-min) (point-max)
                                python-interpreter
                                nil (list temp nil) nil
-                               "-m" "isort" "-" args))
+                               (append
+                                 (split-string-shell-command
+                                  python-interpreter-args)
+                                 '("-m" "isort" "-")
+                                 args)))
                 (tick (buffer-chars-modified-tick)))
             (unless (eq 0 status)
               (error "%s exited with status %s (maybe isort is missing?)"
@@ -6614,10 +6632,14 @@ python-fix-imports
     (with-temp-buffer
       (let ((temp (current-buffer)))
         (with-current-buffer buffer
-          (call-process-region (point-min) (point-max)
-                               python-interpreter
-                               nil temp nil
-                               "-m" "pyflakes"))
+          (apply #'call-process-region
+                  (point-min) (point-max)
+                  python-interpreter
+                  nil temp nil
+                  (append
+                   (split-string-shell-command
+                    python-interpreter-args)
+                   '("-m" "pyflakes"))))
         (goto-char (point-min))
         (when (looking-at-p ".* No module named pyflakes$")
           (error "%s couldn't find pyflakes" python-interpreter))
-- 
2.39.2


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-- 
Matthias