# HG changeset patch
# User Matthew Turk <matthewturk@gmail.com>
# Date 1283369147 25200
# Branch yt
# Node ID e4784f55e29ee06c13280d9adb02c36481d3bbad
# Parent  7d396548900696d93a2481c40fdf07a6ce510e6d
Updating FLASH code to work again

diff -r 7d396548900696d93a2481c40fdf07a6ce510e6d -r e4784f55e29ee06c13280d9adb02c36481d3bbad yt/frontends/flash/data_structures.py
--- a/yt/frontends/flash/data_structures.py	Wed Sep 01 07:24:25 2010 -0700
+++ b/yt/frontends/flash/data_structures.py	Wed Sep 01 12:25:47 2010 -0700
@@ -23,6 +23,11 @@
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 """
 
+import h5py
+import stat
+import numpy as na
+import weakref
+
 from yt.funcs import *
 from yt.data_objects.grid_patch import \
     AMRGridPatch
@@ -30,8 +35,11 @@
     AMRHierarchy
 from yt.data_objects.static_output import \
     StaticOutput
+from yt.utilities.definitions import mpc_conversion
 
-from .fields import FLASHFieldContainer
+from .fields import \
+    FLASHFieldContainer, \
+    add_field
 
 class FLASHGrid(AMRGridPatch):
     _id_offset = 1
@@ -179,12 +187,11 @@
         self.conversion_factors = defaultdict(lambda: 1.0)
         self.time_units['1'] = 1
         self.units['1'] = 1.0
-        self.units['unitary'] = 1.0 / (self["DomainRightEdge"] - self["DomainLeftEdge"]).max()
+        self.units['unitary'] = 1.0 / \
+            (self.domain_right_edge - self.domain_left_edge).max()
         seconds = 1 #self["Time"]
         self.time_units['years'] = seconds / (365*3600*24.0)
         self.time_units['days']  = seconds / (3600*24.0)
-        for key in yt2orionFieldsDict:
-            self.conversion_factors[key] = 1.0
 
     def _setup_nounits_units(self):
         z = 0
@@ -209,7 +216,7 @@
 
     def _parse_parameter_file(self):
         self.unique_identifier = \
-            int(os.stat(self.parameter_filename)[ST_CTIME])
+            int(os.stat(self.parameter_filename)[stat.ST_CTIME])
         self._handle = h5py.File(self.parameter_filename, "r")
         self.domain_left_edge = na.array(
             [self._find_parameter("real", "%smin" % ax) for ax in 'xyz'])
diff -r 7d396548900696d93a2481c40fdf07a6ce510e6d -r e4784f55e29ee06c13280d9adb02c36481d3bbad yt/frontends/flash/io.py
--- a/yt/frontends/flash/io.py	Wed Sep 01 07:24:25 2010 -0700
+++ b/yt/frontends/flash/io.py	Wed Sep 01 12:25:47 2010 -0700
@@ -23,6 +23,8 @@
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 """
 
+import h5py
+
 from yt.utilities.io_handler import \
     BaseIOHandler
 
diff -r 7d396548900696d93a2481c40fdf07a6ce510e6d -r e4784f55e29ee06c13280d9adb02c36481d3bbad yt/frontends/orion/data_structures.py
--- a/yt/frontends/orion/data_structures.py	Wed Sep 01 07:24:25 2010 -0700
+++ b/yt/frontends/orion/data_structures.py	Wed Sep 01 12:25:47 2010 -0700
@@ -46,13 +46,13 @@
 from yt.utilities.definitions import \
     mpc_conversion
 
-from definitions import \
+from .definitions import \
     orion2enzoDict, \
     parameterDict, \
     yt2orionFieldsDict, \
     orion_FAB_header_pattern
 
-from fields import \
+from .fields import \
     OrionFieldContainer, \
     add_field