Write number of cores to benchmarking file

opendm/system.py

@@ -43,7 +43,7 @@ def benchmark(start, benchmarking_file, process):
     # Write to benchmark file
     delta = (datetime.datetime.now() - start).total_seconds()
     with open(benchmarking_file, 'a') as b:
-        b.write('\n %s runtime: %s seconds' % (process, delta))
+        b.write('%s runtime: %s seconds\n' % (process, delta))
 
 
 def run_and_return(cmdSrc, cmdDest=None):

scripts/odm_app.py

@@ -5,6 +5,7 @@ from opendm import context
 from opendm import types
 from opendm import config
 from opendm import io
+from opendm import system
 
 from dataset import ODMLoadDatasetCell
 from resize import ODMResizeCell
@@ -76,6 +77,8 @@ class ODMApp(ecto.BlackBox):
         if config.args.get('time') and io.file_exists(tree.benchmarking):
             # Delete the previously made file
             os.remove(tree.benchmarking)
+            with open(tree.benchmarking, 'a') as b:
+                b.write('ODM Benchmarking file created %s\nNumber of Cores: %s\n\n' % (system.now(), context.num_cores))
 
     def connections(self, _p):
         # define initial task