Disable completion when PDB is active in Python Shell buffer

* lisp/progmodes/python.el (python-shell-completion-at-point): Disable
completion in Python buffer when PDB is active in Python Shell buffer.
* test/lisp/progmodes/python-tests.el (python-shell-completion-pdb-1):
New test (bug#58562).

1 files changed, 17 insertions, 0 deletions

diff --git a/test/lisp/progmodes/python-tests.el b/test/lisp/progmodes/python-tests.el
index 9ad2d169308..97dc17ce293 100644
--- a/test/lisp/progmodes/python-tests.el
+++ b/test/lisp/progmodes/python-tests.el
@@ -4427,6 +4427,23 @@ import abc
      (insert "abc.")
      (should (completion-at-point)))))
 
+(ert-deftest python-shell-completion-pdb-1 ()
+  "Should not complete PDB commands in Python buffer."
+  (skip-unless (executable-find python-tests-shell-interpreter))
+  (python-tests-with-temp-buffer-with-shell
+   "
+import pdb
+
+pdb.set_trace()
+print('Hello')
+"
+   (let ((inhibit-message t))
+     (python-shell-send-buffer)
+     (python-tests-shell-wait-for-prompt)
+     (goto-char (point-max))
+     (insert "u")
+     (should-not (nth 2 (python-completion-at-point))))))
+
 (ert-deftest python-shell-completion-native-1 ()
   (skip-unless (executable-find python-tests-shell-interpreter))
   (python-tests-with-temp-buffer-with-shell