--- a/src/ltpdarepo/upgrade.py	Mon Jun 27 13:41:52 2011 +0200
+++ b/src/ltpdarepo/upgrade.py	Mon Jun 27 13:43:15 2011 +0200
@@ -1,21 +1,18 @@
 import MySQLdb as db
 
-import itertools
 from functools import partial
 
 from .config import HOSTNAME, DATABASE, USERNAME, PASSWORD
 
-# counter
-counter = itertools.count()
-
 # upgrade steps register
 steps = []
 
 
-def register(r0, r1, func=None, count=None):
+def register(r0, r1, func=None):
+    # register upgrade functions
     if func == None:
         return partial(register, r0, r1)
-    steps.append((r0, r1, count, func))
+    steps.append((r0, r1, func))
     return func
 
 
@@ -33,16 +30,15 @@
     # filter applicable upgrade steps
     todo = filter(lambda x: x[0] >= schema, steps)
 
-    # iter upgrade steps
-    for r, to, count, step in sorted(todo):
+    # iter upgrade steps    
+    for fromr, tor, step in sorted(todo):
 
         # run upgrade step
-        # print 'from %g to %g: %s.%s' % (r, to, step.__module__, step.__name__)
         step(conn)
 
         # update schema version
         curs.execute("""UPDATE options SET value=%s
-                        WHERE name='version'""", str(to))
+                        WHERE name='version'""", str(tor))
 
     conn.commit()
     conn.close()