X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=examples%2Fccn_emu_live%2Fdce.py;h=4b51b170154832b173ceb0e7f9b9fbf19053b32e;hb=cb5d027b813a27d7de263653e1a8e0cef5490f0a;hp=7f490a4f1b3e27215519a60001876eee00762316;hpb=e55924b6886bd7382a28e1ae235c4810f852e163;p=nepi.git

diff --git a/examples/ccn_emu_live/dce.py b/examples/ccn_emu_live/dce.py
index 7f490a4f..4b51b170 100644
--- a/examples/ccn_emu_live/dce.py
+++ b/examples/ccn_emu_live/dce.py
@@ -17,6 +17,8 @@
 #
 # Author: Alina Quereilhac <alina.quereilhac@inria.fr>
 
+from __future__ import print_function
+
 from nepi.execution.ec import ExperimentController 
 from nepi.execution.runner import ExperimentRunner
 from nepi.util.netgraph import NetGraph, TopologyType
@@ -166,10 +168,9 @@ def avg_interests(ec, run):
 
     # TODO: DUMP RESULTS TO FILE
     # TODO: DUMP GRAPH DELAYS!
-    f = open("/tmp/metric", "a+")
-    f.write("%.2f\n" % metric)
-    f.close()
-    print " METRIC", metric
+    with open("/tmp/metric", "a+") as f: 
+        f.write("%.2f\n" % metric)
+    print(" METRIC", metric)
 
     return metric
 
@@ -211,7 +212,7 @@ if __name__ == '__main__':
             add_node_callback = add_dce_node, 
             add_edge_callback = add_dce_edge)
     
-    print "Results stored at", ec.exp_dir
+    print("Results stored at", ec.exp_dir)
 
     #### Retrieve the consumer to wait for ot to finish
     ccncat = ec.filter_resources("linux::ns3::dce::CCNCat")