[Yt-svn] yt-commit r1478 - trunk/yt/extensions

[britton at wrangler.dreamhost.com]

Author: britton
Date: Wed Oct  7 21:42:45 2009
New Revision: 1478
URL: http://yt.enzotools.org/changeset/1478

Log:
Changed default for enzo_parameters keyword from {} to None.


Modified:
   trunk/yt/extensions/EnzoSimulation.py

Modified: trunk/yt/extensions/EnzoSimulation.py
==============================================================================
--- trunk/yt/extensions/EnzoSimulation.py	(original)
+++ trunk/yt/extensions/EnzoSimulation.py	Wed Oct  7 21:42:45 2009
@@ -10,7 +10,7 @@
     a simulation from one redshift to another.
     """
     def __init__(self, EnzoParameterFile, initial_time=None, final_time=None, initial_redshift=None, final_redshift=None,
-                 links=False, enzo_parameters={}, get_time_outputs=True, get_redshift_outputs=True):
+                 links=False, enzo_parameters=None, get_time_outputs=True, get_redshift_outputs=True):
         self.EnzoParameterFile = EnzoParameterFile
         self.enzoParameters = {}
         self.redshiftOutputs = []
@@ -25,6 +25,7 @@
         self.get_redshift_outputs = get_redshift_outputs
 
         # Add any extra parameters to parameter dict.
+        if enzo_parameters is None: enzo_parameters = {}
         EnzoParameterDict.update(enzo_parameters)
 
         # Set some parameter defaults.