Make python.el compatible with Emacs 29.1

* lisp/progmodes/python.el (python--treesit-fontify-string): Don't
call treesit--compute-font-lock-level unless it is
fboundp.  (Bug#76873)

1 files changed, 8 insertions, 5 deletions

diff --git a/lisp/progmodes/python.el b/lisp/progmodes/python.el
index fa9dd636f1d..9dd7b2eb760 100644
--- a/lisp/progmodes/python.el
+++ b/lisp/progmodes/python.el
@@ -1108,11 +1108,14 @@ fontified."
                    'font-lock-doc-face
                  'font-lock-string-face))
 
-         (ignore-interpolation (not
-                                (seq-some
-                                 (lambda (feats) (memq 'string-interpolation feats))
-                                 (seq-take treesit-font-lock-feature-list
-                                           (treesit--compute-font-lock-level treesit-font-lock-level)))))
+         (ignore-interpolation
+          (not (seq-some
+                (lambda (feats) (memq 'string-interpolation feats))
+                (seq-take treesit-font-lock-feature-list
+                          (if (fboundp 'treesit--compute-font-lock-level)
+                              (treesit--compute-font-lock-level
+                               treesit-font-lock-level)
+                            treesit-font-lock-level)))))
          ;; If interpolation is enabled, highlight only
          ;; string_start/string_content/string_end children.  Do not
          ;; touch interpolation node that can occur inside of the