From dd58416f3937431c2106d4916658ad99febb3250 Mon Sep 17 00:00:00 2001
From: Guido van Rossum <guido@python.org>
Date: Thu, 11 Mar 1999 23:21:23 +0000
Subject: [PATCH] Don't crash when sys.path contains an empty string.

---
 Tools/idle/PathBrowser.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Tools/idle/PathBrowser.py b/Tools/idle/PathBrowser.py
index d8f5b55169a..b24977f4a69 100644
--- a/Tools/idle/PathBrowser.py
+++ b/Tools/idle/PathBrowser.py
@@ -49,7 +49,7 @@ class PathBrowser(MultiScrolledLists):
             return self.listmethods()
     
     def listmodules(self):
-        dir = self.path[0]
+        dir = self.path[0] or os.curdir
         modules = {}
         suffixes = imp.get_suffixes()
         allnames = os.listdir(dir)