emacs-28 4a96f32: Avoid replacing common prefix with ellipsis

[Stefan Kangas]

branch: emacs-28
commit 4a96f32def09e2d8a789d0b30ce0523c63203842
Author: Carlos Pita <carlosjosepita@gmail.com>
Commit: Stefan Kangas <stefan@marxist.se>

    Avoid replacing common prefix with ellipsis
    
    * lisp/progmodes/python.el
    (python-shell-completion-native-setup): Configure readline not to
    suppress common prefixes.  (Bug#51218)
---
 lisp/progmodes/python.el | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lisp/progmodes/python.el b/lisp/progmodes/python.el
index 1b55db0..f1c3e75 100644
--- a/lisp/progmodes/python.el
+++ b/lisp/progmodes/python.el
@@ -3711,6 +3711,8 @@ def __PYTHON_EL_native_completion_setup():
             readline.parse_and_bind('tab: complete')
             # Require just one tab to send output.
             readline.parse_and_bind('set show-all-if-ambiguous on')
+            # Avoid replacing common prefix with ellipsis.
+            readline.parse_and_bind('set completion-prefix-display-length 0')
 
         print ('python.el: native completion setup loaded')
     except: