[yt-svn] commit/yt: atmyers: handling the case where an Orion particle file exists, but no particles have been created yet

[commits-noreply at bitbucket.org]

1 new commit in yt:

https://bitbucket.org/yt_analysis/yt/commits/1504f1c3ccb6/
Changeset:   1504f1c3ccb6
Branch:      yt
User:        atmyers
Date:        2014-10-14 23:33:16+00:00
Summary:     handling the case where an Orion particle file exists, but no particles have been created yet
Affected #:  2 files

diff -r bcd4895dd0021a121432cf8b50a4df7306064eba -r 1504f1c3ccb64c005743134c59213fc0d561ada8 yt/frontends/chombo/data_structures.py
--- a/yt/frontends/chombo/data_structures.py
+++ b/yt/frontends/chombo/data_structures.py
@@ -156,7 +156,7 @@
         for key, val in self._handle.attrs.items():
             if key.startswith("particle"):
                 particle_fields.append(val)
-        self.field_list.extend([("io", c) for c in particle_fields])        
+        self.field_list.extend([("io", c) for c in particle_fields])
 
     def _count_grids(self):
         self.num_grids = 0
@@ -534,7 +534,8 @@
 
         # look for particle fields
         self.particle_filename = self.index_filename[:-4] + 'sink'
-        if not os.path.exists(self.particle_filename): return
+        if not os.path.exists(self.particle_filename):
+            return
         pfield_list = [("io", c) for c in self.io.particle_field_index.keys()]
         self.field_list.extend(pfield_list)
 

diff -r bcd4895dd0021a121432cf8b50a4df7306064eba -r 1504f1c3ccb64c005743134c59213fc0d561ada8 yt/frontends/chombo/io.py
--- a/yt/frontends/chombo/io.py
+++ b/yt/frontends/chombo/io.py
@@ -223,7 +223,14 @@
     # Figure out the format of the particle file
     with open(fn, 'r') as f:
         lines = f.readlines()
-    line = lines[1]
+
+    try:
+        line = lines[1]
+    except IndexError:
+        # a particle file exists, but there is only one line,
+        # so no sinks have been created yet.
+        index = {}
+        return index
 
     # The basic fields that all sink particles have
     index = {'particle_mass': 0,

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

--

This is a commit notification from bitbucket.org. You are receiving
this because you have the service enabled, addressing the recipient of
this email.