Fix some pychecker errors.

[python-collate.git] / collate / _abcollator.py

diff --git a/collate/_abcollator.py b/collate/_abcollator.py
index 9dce32b..12575ea 100644 (file)
--- a/collate/_abcollator.py
+++ b/collate/_abcollator.py
@@ -1,17 +1,22 @@
 import collate.strings
 
 class Collator(object):
+    encoding = "ascii"
+
     def cmp(self, string1, string2):
         """Return negative if a < b, zero if a == b, positive if a > b."""
         return cmp(self.key(string1), self.key(string2))
 
+    def key(self, string):
+        return string
+
     def words(self, string):
         """Split the string along word boundries."""
         if isinstance(string, str):
             string = string.decode(self.encoding, 'replace')
         return string.split()
 
-    def sortemekey(self, string, invalid=float('inf')):
+    def sortemekey(self, string):
         """Return a key based on sortemes of a string.
 
         If the string is a str instance, it is decoded to a unicode