[Yt-svn] yt-commit r1260 - trunk/yt/lagos

[mturk at wrangler.dreamhost.com]

Author: mturk
Date: Sun Apr 19 11:11:25 2009
New Revision: 1260
URL: http://yt.spacepope.org/changeset/1260

Log:
Found another corner case (very quickly!) that this fixes



Modified:
   trunk/yt/lagos/BaseDataTypes.py

Modified: trunk/yt/lagos/BaseDataTypes.py
==============================================================================
--- trunk/yt/lagos/BaseDataTypes.py	(original)
+++ trunk/yt/lagos/BaseDataTypes.py	Sun Apr 19 11:11:25 2009
@@ -170,7 +170,8 @@
         for key in self.data.keys():
             del self.data[key]
         del self.data
-        for grid in self._grids: grid.clear_data()
+        if self._grids is not None:
+            for grid in self._grids: grid.clear_data()
         self.data = {}
 
     def has_key(self, key):