From 2ef0aacf55807bf346014b224f2139d9c67a4522 Mon Sep 17 00:00:00 2001
From: dencheva <dencheva@stsci.edu>
Date: Fri, 18 Dec 2009 17:01:35 +0000
Subject: Minor refactoring and cleaning; fixed a problem when ORIENTAT is not
 present in the header. Tests against makewcs pass for all instruments.

git-svn-id: http://svn.stsci.edu/svn/ssb/stsci_python/stsci_python/trunk/stwcs@8507 fe389314-cf27-0410-b35b-8c050e845b92
---
 lib/utils.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'lib/utils.py')

diff --git a/lib/utils.py b/lib/utils.py
index 2731f87..504d609 100644
--- a/lib/utils.py
+++ b/lib/utils.py
@@ -68,7 +68,10 @@ def write_archive(header):
         cmt = 'archived value'
         for kw in basic_wcs:
             nkw = 'O'+kw
-            header.update(nkw[:8], header[kw], comment=cmt)
+            try:
+                header.update(nkw[:8], header[kw], comment=cmt)
+            except KeyError:  #ORIENTAT is not always present in headers
+                pass
         header.update('WCSCDATE', fileutil.getLTime(), comment='Local time the WCS kw were archived')
     
 
-- 
cgit