From d73c1a3009d4bf0212d0d59111c1191066e245e4 Mon Sep 17 00:00:00 2001
From: Victor Stinner <victor.stinner@haypocalc.com>
Date: Wed, 28 Jul 2010 21:23:23 +0000
Subject: [PATCH] #9283: Fix repr(os.environ), display unicode keys and values
 on POSIX systems

---
 Lib/os.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Lib/os.py b/Lib/os.py
index e9d44cc614b..2f78d8dfce4 100644
--- a/Lib/os.py
+++ b/Lib/os.py
@@ -446,7 +446,9 @@ class _Environ(MutableMapping):
         return len(self.data)
 
     def __repr__(self):
-        return 'environ({!r})'.format(self.data)
+        return 'environ({})'.format(', '.join(
+            ('{!r}: {!r}'.format(self.decodekey(key), self.decodevalue(value))
+            for key, value in self.data.items())))
 
     def copy(self):
         return dict(self)