diff --git a/mce.py b/mce.py
index b0b954f..4b2b7e8 100644
--- a/mce.py
+++ b/mce.py
@@ -312,9 +312,7 @@ class mce(object):
     """
         blockCounts = zeros( (256,), 'uint64')
         
-        i=0;
-        for cPos in self.level.presentChunks:
-            i += 1;
+        for i, cPos in enumerate(self.level.presentChunks, 1):
             ch = self.level.getChunk(*cPos);
             counts = bincount(ch.Blocks.ravel())
             blockCounts[:counts.shape[0]] += counts