gistfile1.diff

diff --git a/beta/plugins/generators.py b/beta/plugins/generators.py
index 2412c8e..b0fd832 100644
--- a/beta/plugins/generators.py
+++ b/beta/plugins/generators.py
@@ -22,8 +22,10 @@ class BoringGenerator(object):
         Fill the bottom half of the chunk with stone.
         """
 
+        stone = blocks["stone"].slot
+
         for x, y, z in product(xrange(16), xrange(64), xrange(16)):
-            chunk.set_block((x, y, z), blocks["stone"].slot)
+            chunk.set_block((x, y, z), stone)
 
     name = "boring"
 
@@ -44,6 +46,8 @@ class SimplexGenerator(object):
 
         reseed(seed)
 
+        stone = blocks["stone"].slot
+
         # And into one end he plugged the whole of reality as extrapolated
         # from a piece of fairy cake, and into the other end he plugged his
         # wife: so that when he turned it on she saw in one instant the whole
@@ -61,7 +65,7 @@ class SimplexGenerator(object):
             height *= scale * 30
             height += 70
             for y in xrange(int(height)):
-                chunk.set_block((x, y, z), blocks["stone"].slot)
+                chunk.set_block((x, y, z), stone)
 
     name = "simplex"
 
@@ -77,9 +81,12 @@ class WaterTableGenerator(object):
         Generate a flat water table halfway up the map.
         """
 
+        air = blocks["air"].slot
+        spring = blocks["spring"].slot
+
         for x, y, z in product(xrange(16), xrange(64), xrange(16)):
-            if chunk.get_block((x, y, z)) == blocks["air"].slot:
-                chunk.set_block((x, y, z), blocks["spring"].slot)
+            if chunk.get_block((x, y, z)) == air:
+                chunk.set_block((x, y, z), spring)
 
     name = "watertable"