aosp12/external/chromium-trace/systrace.py

50 lines
1.4 KiB
Python
Executable File

#!/usr/bin/env python2
# Copyright (c) 2015 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import os
import sys
version = sys.version_info[:2]
if version != (2, 7):
sys.stderr.write('Systrace does not support Python %d.%d. '
'Please use Python 2.7.\n' % version)
sys.exit(1)
systrace_dir = os.path.abspath(
os.path.join(os.path.dirname(__file__), 'catapult', 'systrace'))
sys.path.insert(0, systrace_dir)
def RemoveAllStalePycFiles(base_dir):
"""Scan directories for old .pyc files without a .py file and delete them."""
for dirname, _, filenames in os.walk(base_dir):
if '.git' in dirname:
continue
for filename in filenames:
root, ext = os.path.splitext(filename)
if ext != '.pyc':
continue
pyc_path = os.path.join(dirname, filename)
py_path = os.path.join(dirname, root + '.py')
try:
if not os.path.exists(py_path):
os.remove(pyc_path)
except OSError:
# Wrap OS calls in try/except in case another process touched this file.
pass
try:
os.removedirs(dirname)
except OSError:
# Wrap OS calls in try/except in case another process touched this dir.
pass
if __name__ == '__main__':
RemoveAllStalePycFiles(os.path.dirname(__file__))
from systrace import run_systrace
sys.exit(run_systrace.main())