menuconfig: Micro-optimize incremental search

removing the matches.append lookup saves a few %, as measured with
line_profiler.

It's fast enough already on any reasonable machine, so it's a bit silly,
but it's pretty trivial.

1 files changed, 3 insertions, 2 deletions

diff --git a/menuconfig.py b/menuconfig.py
index cde401e..737ee95 100755
--- a/menuconfig.py
+++ b/menuconfig.py
@@ -2019,6 +2019,7 @@ def _jump_to_dialog():
 
                 # List of matching nodes
                 matches = []
+                add_match = matches.append
 
                 # Search symbols and choices
 
@@ -2041,7 +2042,7 @@ def _jump_to_dialog():
                             break
 
                     else:
-                        matches.append(node)
+                        add_match(node)
 
                 # Search menus and comments
 
@@ -2050,7 +2051,7 @@ def _jump_to_dialog():
                         if not search(node.prompt[0].lower()):
                             break
                     else:
-                        matches.append(node)
+                        add_match(node)
 
             except re.error as e:
                 # Bad regex. Remember the error message so we can show it.