X-Git-Url: https://git.korewanetadesu.com/?p=python-collate.git;a=blobdiff_plain;f=collate%2F_abcollator.py;h=02cb733c79d889462a03e4680ece539e664cb696;hp=094a5debbbd7e155d09efe8fca6db85b3435e3b3;hb=2a37219e2d9c0fe58e78d987a21f6e37cfd33940;hpb=29f1f7e12a4ca6100b00dc0d32e84f82f530bcb4

diff --git a/collate/_abcollator.py b/collate/_abcollator.py
index 094a5de..02cb733 100644
--- a/collate/_abcollator.py
+++ b/collate/_abcollator.py
@@ -1,5 +1,23 @@
+import collate._strings
+
 class Collator(object):
     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 words(self, string):
+        """Split the string into separate words.
+
+        This split is done using Unicode's definition of whitespace.
+        """
+        return string.split()
+
+    def sortemes(self, string):
+        return collate._strings.alnumsplit(string)
+
+    def sortemekey(self, string, invalid=float('inf')):
+        words = []
+        for sorteme in self.sortemes(string):
+            num, alpha = collate._strings.numeric(sorteme, invalid)
+            words.append((num, self.key(alpha)))
+        return words