From 35d0a2e0a767838c24d5853be798313aed7a42df Mon Sep 17 00:00:00 2001
From: kobarity
Date: Sat, 16 Jul 2022 18:14:15 +0200
Subject: Fix python navigation problem with an empty line in nested defun

* lisp/progmodes/python.el (python-nav--beginning-of-defun): Fix
bug when point is on an empty line (bug#56600).
---
 lisp/progmodes/python.el | 29 ++++++++++++++++-------------
 1 file changed, 16 insertions(+), 13 deletions(-)

(limited to 'lisp/progmodes/python.el')

diff --git a/lisp/progmodes/python.el b/lisp/progmodes/python.el
index 1c99937c4b9..f31832fec9c 100644
--- a/lisp/progmodes/python.el
+++ b/lisp/progmodes/python.el
@@ -1454,21 +1454,24 @@ With positive ARG search backwards, else search forwards."
          (line-beg-pos (line-beginning-position))
          (line-content-start (+ line-beg-pos (current-indentation)))
          (pos (point-marker))
-         (min-indentation (+ (current-indentation)
-                             (if (python-info-looking-at-beginning-of-defun)
-                                 python-indent-offset 0)))
+         (min-indentation (if (python-info-current-line-empty-p)
+                              most-positive-fixnum
+                            (current-indentation)))
          (body-indentation
           (and (> arg 0)
-               (save-excursion
-                 (while (and
-                         (or (not (python-info-looking-at-beginning-of-defun))
-                             (>= (current-indentation) min-indentation))
-                         (setq min-indentation
-                               (min min-indentation (current-indentation)))
-                         (python-nav-backward-block)))
-                 (or (and (python-info-looking-at-beginning-of-defun)
-                          (+ (current-indentation) python-indent-offset))
-                     0))))
+               (or (and (python-info-looking-at-beginning-of-defun)
+                        (+ (current-indentation) python-indent-offset))
+                   (save-excursion
+                     (while
+                         (and
+                          (python-nav-backward-block)
+                          (or (not (python-info-looking-at-beginning-of-defun))
+                              (>= (current-indentation) min-indentation))
+                          (setq min-indentation
+                                (min min-indentation (current-indentation)))))
+                     (or (and (python-info-looking-at-beginning-of-defun)
+                              (+ (current-indentation) python-indent-offset))
+                         0)))))
          (found
           (progn
             (when (and (python-info-looking-at-beginning-of-defun nil t)
-- 
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