perf python: Make twatch.py work with both python2 and python3

Will be used to test patches allowing to build perf with python3, so
that we make sure that we can build with both versions.

Cc: Adrian Hunter <[email protected]>
Cc: David Ahern <[email protected]>
Cc: Jaroslav Škarvada <[email protected]>
Cc: Jiri Olsa <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Wang Nan <[email protected]>
Link: https://lkml.kernel.org/n/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>

1 files changed, 4 insertions, 4 deletions

diff --git a/tools/perf/python/twatch.py b/tools/perf/python/twatch.py
index c235c22b107a..0a29c5c3079f 100755
--- a/tools/perf/python/twatch.py
+++ b/tools/perf/python/twatch.py
@@ -42,10 +42,10 @@ def main(context_switch = 0, thread = -1):
 			event = evlist.read_on_cpu(cpu)
 			if not event:
 				continue
-			print "cpu: %2d, pid: %4d, tid: %4d" % (event.sample_cpu,
-								event.sample_pid,
-								event.sample_tid),
-			print event
+			print("cpu: {0}, pid: {1}, tid: {2} {3}".format(event.sample_cpu,
+                                                                        event.sample_pid,
+                                                                        event.sample_tid,
+                                                                        event))
 
 if __name__ == '__main__':
     """