From a066f46b9b78fb29bc5ac428e1d063d61f472dba Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20v=2E=20L=C3=B6wis?= <martin@v.loewis.de>
Date: Thu, 2 May 2002 17:39:19 +0000
Subject: Patch 550804: Make os.environ.copy() return a copy.

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

diff --git a/Lib/os.py b/Lib/os.py
index e19883b..59f63e2 100644
--- a/Lib/os.py
+++ b/Lib/os.py
@@ -412,6 +412,8 @@ else:
             def update(self, dict):
                 for k, v in dict.items():
                     self[k] = v
+            def copy(self):
+                return dict(self)
 
     else:  # Where Env Var Names Can Be Mixed Case
         class _Environ(UserDict.UserDict):
@@ -432,6 +434,8 @@ else:
                 def __delitem__(self, key):
                     unsetenv(key)
                     del self.data[key]
+            def copy(self):
+                return dict(self)
 
 
     environ = _Environ(environ)
-- 
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