linux-kernel - [PATCH] perf scripts python: Add Python 3 support to intel-pt-events.py

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Date:   Wed, 16 Jan 2019 21:53:35 +0530
From:   Seeteena Thoufeek <s1seetee@...ux.vnet.ibm.com>
To:     peterz@...radead.org, mingo@...hat.com, acme@...nel.org,
        alexander.shishkin@...ux.intel.com, jolsa@...hat.com,
        namhyung@...nel.org, linux-kernel@...r.kernel.org
Cc:     s1seetee@...ux.vnet.ibm.com, ravi.bangoria@...ux.ibm.com
Subject: [PATCH] perf scripts python: Add Python 3 support to intel-pt-events.py

Support both Python 2 and Python 3 in intel-pt-events.py.``print``
is now a function rather than a statement. This should have no
functional change.

Fixes indentation issue, replace spaces with tab.

Signed-off-by: Seeteena Thoufeek <s1seetee@...ux.vnet.ibm.com>
Reviewed-by: Ravi Bangoria <ravi.bangoria@...ux.ibm.com>
---
 tools/perf/scripts/python/intel-pt-events.py | 56 ++++++++++++++--------------
 1 file changed, 28 insertions(+), 28 deletions(-)

diff --git a/tools/perf/scripts/python/intel-pt-events.py b/tools/perf/scripts/python/intel-pt-events.py
index b19172d..a02a810 100644
--- a/tools/perf/scripts/python/intel-pt-events.py
+++ b/tools/perf/scripts/python/intel-pt-events.py
@@ -22,34 +22,34 @@ sys.path.append(os.environ['PERF_EXEC_PATH'] + \
 #from Core import *
 
 def trace_begin():
-	print "Intel PT Power Events and PTWRITE"
+	print("Intel PT Power Events and PTWRITE")
 
 def trace_end():
-	print "End"
+	print("End")
 
 def trace_unhandled(event_name, context, event_fields_dict):
-		print ' '.join(['%s=%s'%(k,str(v))for k,v in sorted(event_fields_dict.items())])
+		print(' '.join(['%s=%s'%(k,str(v))for k,v in sorted(event_fields_dict.items())]))
 
 def print_ptwrite(raw_buf):
 	data = struct.unpack_from("<IQ", raw_buf)
 	flags = data[0]
 	payload = data[1]
 	exact_ip = flags & 1
-	print "IP: %u payload: %#x" % (exact_ip, payload),
+	print("IP: %u payload: %#x" % (exact_ip, payload)),
 
 def print_cbr(raw_buf):
 	data = struct.unpack_from("<BBBBII", raw_buf)
 	cbr = data[0]
 	f = (data[4] + 500) / 1000
 	p = ((cbr * 1000 / data[2]) + 5) / 10
-	print "%3u  freq: %4u MHz  (%3u%%)" % (cbr, f, p),
+	print("%3u  freq: %4u MHz  (%3u%%)" % (cbr, f, p)),
 
 def print_mwait(raw_buf):
 	data = struct.unpack_from("<IQ", raw_buf)
 	payload = data[1]
 	hints = payload & 0xff
 	extensions = (payload >> 32) & 0x3
-	print "hints: %#x extensions: %#x" % (hints, extensions),
+	print("hints: %#x extensions: %#x" % (hints, extensions)),
 
 def print_pwre(raw_buf):
 	data = struct.unpack_from("<IQ", raw_buf)
@@ -57,13 +57,13 @@ def print_pwre(raw_buf):
 	hw = (payload >> 7) & 1
 	cstate = (payload >> 12) & 0xf
 	subcstate = (payload >> 8) & 0xf
-	print "hw: %u cstate: %u sub-cstate: %u" % (hw, cstate, subcstate),
+	print("hw: %u cstate: %u sub-cstate: %u" % (hw, cstate, subcstate)),
 
 def print_exstop(raw_buf):
 	data = struct.unpack_from("<I", raw_buf)
 	flags = data[0]
 	exact_ip = flags & 1
-	print "IP: %u" % (exact_ip),
+	print("IP: %u" % (exact_ip)),
 
 def print_pwrx(raw_buf):
 	data = struct.unpack_from("<IQ", raw_buf)
@@ -71,37 +71,37 @@ def print_pwrx(raw_buf):
 	deepest_cstate = payload & 0xf
 	last_cstate = (payload >> 4) & 0xf
 	wake_reason = (payload >> 8) & 0xf
-	print "deepest cstate: %u last cstate: %u wake reason: %#x" % (deepest_cstate, last_cstate, wake_reason),
+	print("deepest cstate: %u last cstate: %u wake reason: %#x" % (deepest_cstate, last_cstate, wake_reason)),
 
 def print_common_start(comm, sample, name):
 	ts = sample["time"]
 	cpu = sample["cpu"]
 	pid = sample["pid"]
 	tid = sample["tid"]
-	print "%16s %5u/%-5u [%03u] %9u.%09u %7s:" % (comm, pid, tid, cpu, ts / 1000000000, ts %1000000000, name),
+	print("%16s %5u/%-5u [%03u] %9u.%09u %7s:" % (comm, pid, tid, cpu, ts / 1000000000, ts %1000000000, name)),
 
 def print_common_ip(sample, symbol, dso):
 	ip = sample["ip"]
-	print "%16x %s (%s)" % (ip, symbol, dso)
+	print("%16x %s (%s)" % (ip, symbol, dso))
 
 def process_event(param_dict):
-        event_attr = param_dict["attr"]
-        sample     = param_dict["sample"]
-        raw_buf    = param_dict["raw_buf"]
-        comm       = param_dict["comm"]
-        name       = param_dict["ev_name"]
-
-        # Symbol and dso info are not always resolved
-        if (param_dict.has_key("dso")):
-                dso = param_dict["dso"]
-        else:
-                dso = "[unknown]"
-
-        if (param_dict.has_key("symbol")):
-                symbol = param_dict["symbol"]
-        else:
-                symbol = "[unknown]"
-
+	event_attr = param_dict["attr"]
+	sample     = param_dict["sample"]
+	raw_buf    = param_dict["raw_buf"]
+	comm       = param_dict["comm"]
+	name       = param_dict["ev_name"]
+
+	# Symbol and dso info are not always resolved
+	if ('dso' in param_dict):
+		dso = param_dict["dso"]
+	else:
+		dso = "[unknown]"
+
+	if ('symbol' in param_dict):
+		symbol = param_dict["symbol"]
+	else:
+		symbol = "[unknown]"
+
 	if name == "ptwrite":
 		print_common_start(comm, sample, name)
 		print_ptwrite(raw_buf)
-- 
1.8.3.1