From 4ece4de43b29da747e18447d0de0480ff36545bf Mon Sep 17 00:00:00 2001
From: Ulf Magnusson <ulfalizer@gmail.com>
Date: Thu, 4 Jun 2015 20:48:10 +0200
Subject: Refactor and optimize _strip_quotes().

Use the fact that startswith() can check multiple prefixes.
---
 kconfiglib.py | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

(limited to 'kconfiglib.py')

diff --git a/kconfiglib.py b/kconfiglib.py
index abc42ca..c9613de 100644
--- a/kconfiglib.py
+++ b/kconfiglib.py
@@ -3668,12 +3668,10 @@ def tri_greater_eq(v1, v2):
 #
 
 def _strip_quotes(s, line, filename, linenr):
-    """Removes any quotes surrounding 's' if it has them; otherwise returns 's'
-    unmodified."""
+    """Strips leading and trailing whitespace from 's' and then strips any
+    surrounding quotes."""
     s = s.strip()
-    if not s:
-        return ""
-    if s[0] == '"' or s[0] == "'":
+    if s.startswith(('"', "'")):
         if len(s) < 2 or s[-1] != s[0]:
             _parse_error(line,
                          "malformed string literal",
-- 
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