Index: /issm/trunk-jpl/src/m/model/addnote.py
===================================================================
--- /issm/trunk-jpl/src/m/model/addnote.py	(revision 12855)
+++ /issm/trunk-jpl/src/m/model/addnote.py	(revision 12856)
@@ -1,29 +1,25 @@
-def addnote(md, string):
+def addnote(md,string):
+	"""
+	ADDNOTE - add a note to the existing model notes field
+	 
+	    Usage:
+	       md=addnote(md,string);
+	 
+	    Example:
+	       md=addnote(md,'Pine Island, Geometry of 2007');
+	"""
 
-    # Local Variables: md, string, i, notes, miscellaneous, newnotes
-    # Function calls: ischar, nargout, cell, nargin, length, addnote, error
-    #ADDNOTE - add a note to the existing model notes field
-    #
-    #   Usage:
-    #      md=addnote(md,string);
-    #
-    #   Example:
-    #      md=addnote(md,'Pine Island, Geometry of 2007');
-    
-	if not isinstance(string,basetring):
-        print 'addnote error message: second input argument should be a string'
-		return []
-    
-    notes = md.miscellaneous.notes
-    
-	if isinstance(notes,basestring):
+	if not isinstance(string,str):
+		raise TypeError('addnote error message: second input argument should be a string')
+
+	notes=md.miscellaneous.notes
+
+	if isinstance(notes,str):
 		newnotes=[notes,string]
-    else:
-		newnotes=[];
-		for i in range(len(notes)):
-			newnotes=newnotes+notes[i]
-            
-        newnotes=newnotes+nodes;
-        
-    md.miscellaneous.notes = newnotes
-    return md
+	else:
+		newnotes=notes.append(string)
+
+	md.miscellaneous.notes=newnotes
+
+	return md
+