Merged revisions 85970 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/branches/py3k

........
  r85970 | georg.brandl | 2010-10-30 10:29:28 +0200 (Sa, 30 Okt 2010) | 1 line

  #10198: fix duplicate header when writeframes() is called with an empty string.
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diff --git a/Misc/NEWS b/Misc/NEWS
index da50fa2..dd572e5 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -91,6 +91,9 @@
 - Issue #4471: Properly shutdown socket in IMAP.shutdown().  Patch by
   Lorenzo M. Catucci.
 
+- Issue #10198: fix duplicate header written to wave files when writeframes()
+  is called without data.
+
 - Issue #10126: Fix distutils' test_build when Python was built with
   --enable-shared.