stg-prof

   1 #!/usr/bin/env python
   2 # -*- coding: utf-8 -*-
   3 # -*- python-mode -*-
   4 """Run stg with profiling enabled."""
   5 from __future__ import (
   6     absolute_import,
   7     division,
   8     print_function,
   9     unicode_literals,
  10 )
  11
  12 import os
  13 import profile
  14 import pstats
  15 import sys
  16 import time
  17
  18 __copyright__ = """
  19 Copyright (C) 2005, Catalin Marinas <catalin.marinas@gmail.com>
  20
  21 This program is free software; you can redistribute it and/or modify
  22 it under the terms of the GNU General Public License version 2 as
  23 published by the Free Software Foundation.
  24
  25 This program is distributed in the hope that it will be useful,
  26 but WITHOUT ANY WARRANTY; without even the implied warranty of
  27 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  28 GNU General Public License for more details.
  29
  30 You should have received a copy of the GNU General Public License
  31 along with this program; if not, see http://www.gnu.org/licenses/.
  32 """
  33
  34 if __name__ == '__main__':
  35     # Try to detect where it is run from and set prefix and the search path.
  36     # It is assumed that the user installed StGIT using the --prefix= option
  37     prefix, bin = os.path.split(sys.path[0])
  38
  39     if bin == 'bin' and prefix != sys.prefix:
  40         sys.prefix = prefix
  41         sys.exec_prefix = prefix
  42
  43         major, minor = sys.version_info[0:2]
  44         local_path = [
  45             os.path.join(prefix, 'lib', 'python'),
  46             os.path.join(prefix, 'lib', 'python%s.%s' % (major, minor)),
  47             os.path.join(prefix, 'lib', 'python%s.%s' % (major, minor),
  48                          'site-packages')]
  49         sys.path = local_path + sys.path
  50
  51     from stgit.main import main  # noqa
  52
  53     start_time = time.time()
  54
  55     def timer():
  56         return time.time() - start_time
  57
  58     prof = profile.Profile(timer)
  59     try:
  60         prof.run('main()')
  61     except SystemExit:
  62         pass
  63     stats = pstats.Stats(prof)
  64     stats.strip_dirs().sort_stats(-1).print_stats().print_callees()