Merged revisions 78426 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/branches/py3k

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  r78426 | senthil.kumaran | 2010-02-24 22:23:16 +0530 (Wed, 24 Feb 2010) | 9 lines

  Merged revisions 78422 via svnmerge from
  svn+ssh://pythondev@svn.python.org/python/trunk

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    r78422 | senthil.kumaran | 2010-02-24 22:15:46 +0530 (Wed, 24 Feb 2010) | 2 lines

    Fix for Issue3819 - urllib2 sends Basic auth across redirects
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diff --git a/Lib/urllib/request.py b/Lib/urllib/request.py
index 9e02962..d1d12e6 100644
--- a/Lib/urllib/request.py
+++ b/Lib/urllib/request.py
@@ -795,7 +795,7 @@
             auth = "Basic " + base64.b64encode(raw.encode()).decode("ascii")
             if req.headers.get(self.auth_header, None) == auth:
                 return None
-            req.add_header(self.auth_header, auth)
+            req.add_unredirected_header(self.auth_header, auth)
             return self.parent.open(req, timeout=req.timeout)
         else:
             return None