From 0f71f4415603d36e0fabec812f93dc80547466b3 Mon Sep 17 00:00:00 2001
From: Andrew Svetlov <andrew.svetlov@gmail.com>
Date: Wed, 21 Mar 2012 13:23:41 +0200
Subject: [PATCH] #3573: idle now doesn't hungs if launched as: idle -e
 <directory>

Patch by Guilherme Polo.
---
 Lib/idlelib/NEWS.txt   | 7 +++++++
 Lib/idlelib/PyShell.py | 6 ++++--
 Misc/NEWS              | 3 +++
 3 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/Lib/idlelib/NEWS.txt b/Lib/idlelib/NEWS.txt
index 0a4f98e9fba..4482be2024a 100644
--- a/Lib/idlelib/NEWS.txt
+++ b/Lib/idlelib/NEWS.txt
@@ -1,3 +1,10 @@
+What's New in IDLE 3.2.3?
+=========================
+
+- Issue #3573: IDLE hangs when passing invalid command line args
+  (directory(ies) instead of file(s)).
+
+
 What's New in IDLE 3.2.1?
 =========================
 
diff --git a/Lib/idlelib/PyShell.py b/Lib/idlelib/PyShell.py
index 6bf0a8c65df..74a37db862e 100644
--- a/Lib/idlelib/PyShell.py
+++ b/Lib/idlelib/PyShell.py
@@ -1389,8 +1389,10 @@ def main():
 
     if enable_edit:
         if not (cmd or script):
-            for filename in args:
-                flist.open(filename)
+            for filename in args[:]:
+                if flist.open(filename) is None:
+                    # filename is a directory actually, disconsider it
+                    args.remove(filename)
             if not args:
                 flist.new()
     if enable_shell:
diff --git a/Misc/NEWS b/Misc/NEWS
index 3375decccdf..dcf4e2359d8 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -28,6 +28,9 @@ Core and Builtins
 Library
 -------
 
+- Issue #3573: IDLE hangs when passing invalid command line args
+  (directory(ies) instead of file(s)) (Patch by Guilherme Polo)
+
 - Issue #13694: asynchronous connect in asyncore.dispatcher does not set addr
   attribute.