[yt-svn] commit/yt: MatthewTurk: Off-by-one error in data structures for enzo in grid random selection that

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1 new commit in yt:


https://bitbucket.org/yt_analysis/yt/changeset/f66e9ce5d8aa/
changeset:   f66e9ce5d8aa
branch:      yt
user:        MatthewTurk
date:        2012-03-26 12:31:11
summary:     Off-by-one error in data structures for enzo in grid random selection that
shows up when you have two grids, the first of which having no fields and the
second of which having all the fields.
affected #:  1 file

diff -r 156942ea2ee49b2afbac8405304a22c9d41f89a2 -r f66e9ce5d8aab699ed91977f4c1b9a5c68711aab yt/frontends/enzo/data_structures.py
--- a/yt/frontends/enzo/data_structures.py
+++ b/yt/frontends/enzo/data_structures.py
@@ -481,7 +481,7 @@
                 mylog.debug("Added additional grid %s", first_grid)
             mylog.debug("Checking grids: %s", random_sample.tolist())
         else:
-            random_sample = na.mgrid[0:max(len(self.grids)-1,1)].astype("int32")
+            random_sample = na.mgrid[0:max(len(self.grids),1)].astype("int32")
         return self.grids[(random_sample,)]
 
     def find_particles_by_type(self, ptype, max_num=None, additional_fields=None):

Repository URL: https://bitbucket.org/yt_analysis/yt/

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