fix for empty editors

[librarian.git] / librarian / dcparser.py

diff --git a/librarian/dcparser.py b/librarian/dcparser.py
index 07a90d7..e2f91a0 100644 (file)
--- a/librarian/dcparser.py
+++ b/librarian/dcparser.py
@@ -38,9 +38,17 @@ class Person(object):
             names = [ name for name in parts[1].split() if len(name) ] # all non-whitespace tokens
         return cls(surname, *names)
 
+    def readable(self):
+        return u" ".join(self.first_names + (self.last_name,))
+
     def __eq__(self, right):
         return self.last_name == right.last_name and self.first_names == right.first_names
 
+    def __cmp__(self, other):
+        return cmp((self.last_name, self.first_names), (other.last_name, other.first_names))
+
+    def __hash__(self):
+        return hash((self.last_name, self.first_names))
 
     def __unicode__(self):
         if len(self.first_names) > 0: