From b581408137c6e5b1aa39a04d07e6a96fb217eb96 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Thu, 15 Jul 2021 09:07:00 +0530
Subject: [PATCH] DRYer

---
 kitty/child.py | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/kitty/child.py b/kitty/child.py
index 8f1f59ede..0efcee7a0 100644
--- a/kitty/child.py
+++ b/kitty/child.py
@@ -72,14 +72,9 @@ else:
         return ans
 
 
+@run_once
 def checked_terminfo_dir() -> Optional[str]:
-    q = getattr(checked_terminfo_dir, 'ans', False)
-    if q is False:
-        ans = terminfo_dir if os.path.isdir(terminfo_dir) else None
-        setattr(checked_terminfo_dir, 'ans', ans)
-    else:
-        ans = q
-    return ans
+    return terminfo_dir if os.path.isdir(terminfo_dir) else None
 
 
 def processes_in_group(grp: int) -> List[int]: