From: Tony Jones Date: Fri, 8 Mar 2019 16:05:17 -0800 Subject: perf script python: Add Python3 support to export-to-sqlite.py Origin: https://git.kernel.org/linus/ebf6c5c181abe9309788c6241d39602a1ce18723 Bug-Debian: https://bugs.debian.org/944641 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 Acked-by: Adrian Hunter Link: http://lkml.kernel.org/r/20190309000518.2438-4-tonyj@suse.de Signed-off-by: Seeteena Thoufeek Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/scripts/python/export-to-sqlite.py | 23 ++++++++++++++--------- 1 file changed, 14 insertions(+), 9 deletions(-) --- a/tools/perf/scripts/python/export-to-sqlite.py +++ b/tools/perf/scripts/python/export-to-sqlite.py @@ -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 [] [] []" - 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 [] [] []"); + 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: @@ -376,7 +381,7 @@ 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") @@ -394,13 +399,13 @@ 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)') 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