From e8e4e1456c8c168b5d1b5065280a50b3b5cf394f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20v=2E=20L=C3=B6wis?= <martin@v.loewis.de>
Date: Mon, 9 Jul 2012 21:01:49 +0200
Subject: - Issue #13532: Check that arguments to sys.stdout.write are strings.

---
 Lib/idlelib/PyShell.py | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'Lib/idlelib/PyShell.py')

diff --git a/Lib/idlelib/PyShell.py b/Lib/idlelib/PyShell.py
index fa2e150933..14f062e09d 100644
--- a/Lib/idlelib/PyShell.py
+++ b/Lib/idlelib/PyShell.py
@@ -1265,6 +1265,8 @@ class PseudoFile(object):
         self.encoding = encoding
 
     def write(self, s):
+        if not isinstance(s, str):
+            raise TypeError('must be str, not ' + type(s).__name__)
         self.shell.write(s, self.tags)
 
     def writelines(self, lines):
-- 
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