From 4fc18cb4e7d3a7b3e39d1ba7ddf8957190314c5a Mon Sep 17 00:00:00 2001
From: nvbn <nvbn.rm@gmail.com>
Date: Tue, 28 Jul 2015 16:26:26 +0300
Subject: [PATCH] Decrease count of psutils calls

---
 thefuck/shells.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/thefuck/shells.py b/thefuck/shells.py
index d5fac6e3..6c7a7baa 100644
--- a/thefuck/shells.py
+++ b/thefuck/shells.py
@@ -224,6 +224,7 @@ shells = defaultdict(lambda: Generic(), {
     'tcsh': Tcsh()})
 
 
+@memoize
 def _get_shell():
     try:
         shell = Process(os.getpid()).parent().name()