File perf-script-python-add-python3-support-to-exported-sql-viewer-py.patch of Package perf

From: Tony Jones <tonyj@suse.de>
Date: Fri, 8 Mar 2019 16:05:15 -0800
Subject: perf script python: Add Python3 support to exported-sql-viewer.py
Git-commit: beda0e725e5f06aca27eda2434ea9447dad88e36
Patch-mainline: v5.1-rc1
References: bsc#1082197
X-Info: rebase to v4.12 version, no 031c2a004ba7..cd358012ba20 (26 commits); 69e6e410f1a1..341e73cbd301 (13 commits); 

Support both Python2 and Python3 in the exported-sql-viewer.py script.

The use of 'from __future__' implies the minimum supported Python2 version
is now v2.6

Signed-off-by: Tony Jones <tonyj@suse.de>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Link: http://lkml.kernel.org/r/20190309000518.2438-2-tonyj@suse.de
Signed-off-by: Seeteena Thoufeek <s1seetee@linux.vnet.ibm.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/scripts/python/call-graph-from-postgresql.py |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/tools/perf/scripts/python/call-graph-from-postgresql.py b/tools/perf/scripts/python/call-graph-from-postgresql.py
index afec9479ca7f..e38518cdcbc3 100755
--- a/tools/perf/scripts/python/call-graph-from-postgresql.py
+++ b/tools/perf/scripts/python/call-graph-from-postgresql.py
@@ -52,6 +52,8 @@
 #	'Branch Count' is the total number of branches for that function and all
 #       functions that it calls
 
+from __future__ import print_function
+
 import sys
 from PySide.QtCore import *
 from PySide.QtGui import *
@@ -290,7 +292,8 @@
 
 if __name__ == '__main__':
 	if (len(sys.argv) < 2):
-		print >> sys.stderr, "Usage is: call-graph-from-postgresql.py <database name>"
+		print("Usage is: call-graph-from-postgresql.py <database name>",
+			file=sys.stderr);
 		raise Exception("Too few arguments")
 
 	dbname = sys.argv[1]