Improve log system

snapshotprocessor.py

@@ -310,6 +310,11 @@ class SnapshotProcessor(HDF5Container):
         unit_time : Unit instance, used for astrophysix
         """
 
+        self.path = path
+        self.run = os.path.basename(path)
+        self.num = num
+        self.log_id = "{}, {}".format(self.run, self.num)
+
         super(SnapshotProcessor, self).__init__(path, path_out, params, tag)
 
         # Open outfile
@@ -334,10 +339,6 @@ class SnapshotProcessor(HDF5Container):
         if not os.path.exists(f"{self.path_out}{subfolder}"):
             os.makedirs(f"{self.path_out}{subfolder}")
 
-        self.path = path
-        self.run = os.path.basename(path)
-        self.num = num
-
         # Create selector object
         if selector is None:
             selector = RunSelector(
@@ -373,8 +374,6 @@ class SnapshotProcessor(HDF5Container):
         self.save.root._v_attrs.time = self.time
         self.close()
 
-        self.log_id = "[{}, {}] ".format(self.run, self.num)
-
         if os.path.exists(self.filaments_filename):
             with open(self.filaments_filename, "rb") as f:
                 self.fil = pickle.load(f)