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

[nepi.git] / examples / planetlab / ccn_simple_transfer.py

diff --git a/examples/planetlab/ccn_simple_transfer.py b/examples/planetlab/ccn_simple_transfer.py
index 6ca7cff..fabbcbc 100644 (file)
--- a/examples/planetlab/ccn_simple_transfer.py
+++ b/examples/planetlab/ccn_simple_transfer.py
@@ -31,6 +31,8 @@
 #     0 ------- network -------- 1
 #
 
+from __future__ import print_function
+
 from nepi.execution.ec import ExperimentController
 
 from optparse import OptionParser, SUPPRESS_HELP
@@ -158,11 +160,10 @@ ec.deploy()
 ec.wait_finished([ccncat])
 
 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)
 
 ec.shutdown()
 
-print "Transfered FILE stored localy at video.ts"
+print("Transfered FILE stored localy at video.ts")