Index: pyyaml/trunk/lib/yaml/reader.py
===================================================================
--- pyyaml/trunk/lib/yaml/reader.py	(revision 222)
+++ pyyaml/trunk/lib/yaml/reader.py	(revision 323)
@@ -75,5 +75,5 @@
             return "unacceptable character #x%04x: %s\n"    \
                     "  in \"%s\", position %d"    \
-                    % (ord(self.character), self.reason,
+                    % (self.character, self.reason,
                             self.name, self.position)
 
@@ -176,5 +176,5 @@
             character = match.group()
             position = self.index+(len(self.buffer)-self.pointer)+match.start()
-            raise ReaderError(self.name, position, character,
+            raise ReaderError(self.name, position, ord(character),
                     'unicode', "special characters are not allowed")