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perf script python: Add Python3 support to export-to-sqlite.py 

Support both Python2 and Python3 in the export-to-sqlite.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/20190309000518.2438-4-tonyj@suse.de
Signed-off-by: Seeteena Thoufeek <s1seetee@linux.vnet.ibm.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Tony Jones 2019-03-08 16:05:17 -08:00 committed by Arnaldo Carvalho de Melo
parent 1937b0560c
commit ebf6c5c181
1 changed files with 14 additions and 9 deletions
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23
tools/perf/scripts/python/export-to-sqlite.py
View File

@ -10,6 +10,8 @@
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
# more details.
from __future__ import print_function
import os
import sys
import struct
@ -60,11 +62,14 @@ perf_db_export_mode = True
perf_db_export_calls = False
perf_db_export_callchains = False
def printerr(*args, **keyword_args):
print(*args, file=sys.stderr, **keyword_args)
def usage():
print >> sys.stderr, "Usage is: export-to-sqlite.py <database name> [<columns>] [<calls>] [<callchains>]"
print >> sys.stderr, "where: columns 'all' or 'branches'"
print >> sys.stderr, " calls 'calls' => create calls and call_paths table"
print >> sys.stderr, " callchains 'callchains' => create call_paths table"
printerr("Usage is: export-to-sqlite.py <database name> [<columns>] [<calls>] [<callchains>]");
printerr("where: columns 'all' or 'branches'");
printerr(" calls 'calls' => create calls and call_paths table");
printerr(" callchains 'callchains' => create call_paths table");
raise Exception("Too few arguments")
if (len(sys.argv) < 2):
@ -100,7 +105,7 @@ def do_query_(q):
return
raise Exception("Query failed: " + q.lastError().text())
print datetime.datetime.today(), "Creating database..."
print(datetime.datetime.today(), "Creating database ...")
db_exists = False
try:
@ -378,7 +383,7 @@ if perf_db_export_calls:
call_query.prepare("INSERT INTO calls VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)")
def trace_begin():
print datetime.datetime.today(), "Writing records..."
print(datetime.datetime.today(), "Writing records...")
do_query(query, 'BEGIN TRANSACTION')
# id == 0 means unknown. It is easier to create records for them than replace the zeroes with NULLs
evsel_table(0, "unknown")
@ -397,14 +402,14 @@ unhandled_count = 0
def trace_end():
do_query(query, 'END TRANSACTION')
print datetime.datetime.today(), "Adding indexes"
print(datetime.datetime.today(), "Adding indexes")
if perf_db_export_calls:
do_query(query, 'CREATE INDEX pcpid_idx ON calls (parent_call_path_id)')
do_query(query, 'CREATE INDEX pid_idx ON calls (parent_id)')
if (unhandled_count):
print datetime.datetime.today(), "Warning: ", unhandled_count, " unhandled events"
print datetime.datetime.today(), "Done"
print(datetime.datetime.today(), "Warning: ", unhandled_count, " unhandled events")
print(datetime.datetime.today(), "Done")
def trace_unhandled(event_name, context, event_fields_dict):
global unhandled_count