Revert "Use 'project-name-cached' in 'python-shell-get-process-name'"

This reverts commit 482748592f61abed6f675e7b62b2d56e4e18a146.

Commit 583a112169f0c964552b94f84ea0c942377a14e6 removed
'project-name-cached' and also resolved bug#80045.

1 files changed, 5 insertions, 12 deletions

diff --git a/lisp/progmodes/python.el b/lisp/progmodes/python.el
index 2a3035c95c5..942b072e23a 100644
--- a/lisp/progmodes/python.el
+++ b/lisp/progmodes/python.el
@@ -3366,16 +3366,6 @@ from `python-shell-prompt-regexp',
             python-shell--prompt-calculated-output-regexp
             (funcall build-regexp output-prompts)))))
 
-(defun python-shell-get-project-name ()
-  "Return the project name for the current buffer.
-Use `project-name-cached' if available."
-  (when (featurep 'project)
-    (if (fboundp 'project-name-cached)
-        (project-name-cached default-directory)
-      (when-let* ((proj (project-current)))
-        (file-name-nondirectory
-         (directory-file-name (project-root proj)))))))
-
 (defun python-shell-get-process-name (dedicated)
   "Calculate the appropriate process name for inferior Python process.
 If DEDICATED is nil, this is simply `python-shell-buffer-name'.
@@ -3384,8 +3374,11 @@ name respectively the current project name."
   (pcase dedicated
     ('nil python-shell-buffer-name)
     ('project
-     (if-let* ((proj-name (python-shell-get-project-name)))
-         (format "%s[%s]" python-shell-buffer-name proj-name)
+     (if-let* ((proj (and (featurep 'project)
+                          (project-current))))
+         (format "%s[%s]" python-shell-buffer-name (file-name-nondirectory
+                                                    (directory-file-name
+                                                     (project-root proj))))
        python-shell-buffer-name))
     (_ (format "%s[%s]" python-shell-buffer-name (buffer-name)))))