systematic use of context managers for dealing with files instead of open()/close...

[nepi.git] / examples / linux / ccn_transfer_using_linuxapp.py

diff --git a/examples/linux/ccn_transfer_using_linuxapp.py b/examples/linux/ccn_transfer_using_linuxapp.py
index 81b7195..1db375d 100644 (file)
--- a/examples/linux/ccn_transfer_using_linuxapp.py
+++ b/examples/linux/ccn_transfer_using_linuxapp.py
@@ -5,9 +5,8 @@
 #    Copyright (C) 2013 INRIA
 #
 #    This program is free software: you can redistribute it and/or modify
-#    it under the terms of the GNU General Public License as published by
-#    the Free Software Foundation, either version 3 of the License, or
-#    (at your option) any later version.
+#    it under the terms of the GNU General Public License version 2 as
+#    published by the Free Software Foundation;
 #
 #    This program is distributed in the hope that it will be useful,
 #    but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -41,6 +40,8 @@
 # $ cd <path-to-nepi>
 # python examples/linux/ccn_advanced_transfer.py -a <hostname1> -b <hostname2> -u <username> -i <ssh-key>
 
+from __future__ import print_function
+
 from nepi.execution.ec import ExperimentController
 from nepi.execution.resource import ResourceAction, ResourceState
 
@@ -206,12 +207,11 @@ apps = [ccncat]
 ec.wait_finished(apps)
 
 stdout = ec.trace(ccncat, "stdout")
-f = open("video.ts", "w")
-f.write(stdout)
-f.close()
+with open("video.ts", "w") as f:
+    f.write(stdout)
 
 # Shutdown the experiment controller
 ec.shutdown()
 
-print "Transfered FILE stored localy at video.ts"
+print("Transfered FILE stored localy at video.ts")