From 87e100ea796d0557357dde0c0a1bb520058a3da2 Mon Sep 17 00:00:00 2001
From: David Sowder <github.com@david.sowder.com>
Date: Sun, 4 Mar 2012 17:03:13 -0600
Subject: [PATCH] pyflakes helped fixes: infinteworld.py: resolve redefinition
 of sourceMask function

---
 infiniteworld.py | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/infiniteworld.py b/infiniteworld.py
index 4a1de3c..548187d 100644
--- a/infiniteworld.py
+++ b/infiniteworld.py
@@ -1668,12 +1668,15 @@ class ChunkedLevelMixin(object):
             typemask = zeros(256, dtype='bool')
             typemask[blocksToCopy] = 1
 
-            def sourceMask(sourceBlocks):
+            def maskedSourceMask(sourceBlocks):
                 return typemask[sourceBlocks]
-        else:
-            def sourceMask(_sourceBlocks):
-                return slice(None, None)
-        return sourceMask
+                
+            return maskedSourceMask
+
+        def unaskedSourceMask(_sourceBlocks):
+            return slice(None, None)
+
+        return unmaskedSourceMask
 
     def copyBlocksFromFiniteIter(self, sourceLevel, sourceBox, destinationPoint, blocksToCopy, create=False):
         # assumes destination point and bounds have already been checked.