--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/contrib/convert-mbox-date.py	Sun Apr 03 11:51:01 2011 +0200
@@ -0,0 +1,18 @@
+#!/usr/bin/env python
+
+from mercurial.util import parsedate, datestr
+import glob, mailbox
+
+issues = glob.glob('.issues/*')
+
+for i in issues:
+	mbox=mailbox.mbox(i)
+	for k in xrange(len(mbox)):
+		msg = mbox[k]
+		print msg['Date']
+		d = parsedate(msg['Date'], ['%a, %d %b %Y %H:%M:%S %Z', '%a, %d %b %Y %H:%M:%S'])
+		print d
+		print datestr(d, '%a, %d %b %Y %H:%M:%S')
+		msg.replace_header('Date', datestr(d, '%a, %d %b %Y %H:%M:%S'))
+		mbox[k] = msg
+	mbox.flush()