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−#!/usr/bin/python2.5
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−#
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−# Copyright 2008 the Melange authors.
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−#
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−# Licensed under the Apache License, Version 2.0 (the "License");
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−# you may not use this file except in compliance with the License.
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−# You may obtain a copy of the License at
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−#
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−#   http://www.apache.org/licenses/LICENSE-2.0
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−#
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−# Unless required by applicable law or agreed to in writing, software
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−# distributed under the License is distributed on an "AS IS" BASIS,
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−# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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−# See the License for the specific language governing permissions and
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−# limitations under the License.
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−
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−"""Main Melange module with profiling support.
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−"""
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−
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−__authors__ = [
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−  # alphabetical order by last name, please
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−  '"Augie Fackler" <durin42@gmail.com>',
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−  '"Pawel Solyga" <pawel.solyga@gmail.com>',
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−  ]
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−
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−
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−import logging
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−
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−from google.appengine.ext.webapp import util
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−
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−# pylint: disable-msg=W0611
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−import gae_django
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−
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−
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−def profile_main_as_html():
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−  """Main program for profiling. Profiling data added as HTML to the page.
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−  """
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−  import cProfile
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−  import pstats
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−  import StringIO
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−
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−  prof = cProfile.Profile()
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−  prof = prof.runctx('real_main()', globals(), locals())
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−  stream = StringIO.StringIO()
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−  stats = pstats.Stats(prof, stream=stream)
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−  # stats.strip_dirs()  # Don't; too many modules are named __init__.py.
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−  
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−  # 'time', 'cumulative' or 'calls'
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−  stats.sort_stats('time')  
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−  
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−  # Optional arg: how many to print
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−  stats.print_stats() 
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−  # The rest is optional.
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−  # stats.print_callees()
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−  # stats.print_callers()
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−  print '\n<hr>'
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−  print '<h1>Profile data</h1>'
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−  print '<pre>'
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−  print stream.getvalue()[:1000000]
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−  print '</pre>'
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−
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−
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−def profile_main_as_logs():
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−  """Main program for profiling. Profiling data logged.
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−  """
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−  import cProfile
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−  import pstats
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−  import StringIO
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−  
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−  prof = cProfile.Profile()
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−  prof = prof.runctx("real_main()", globals(), locals())
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−  stream = StringIO.StringIO()
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−  stats = pstats.Stats(prof, stream=stream)
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−  stats.sort_stats('time')  # Or cumulative
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−  stats.print_stats(80)  # 80 = how many to print
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−  # The rest is optional.
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−  # stats.print_callees()
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−  # stats.print_callers()
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−  logging.info("Profile data:\n%s", stream.getvalue())
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−
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−
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−def real_main():
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−  """Main program without profiling.
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−  """
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−  import django.core.handlers.wsgi
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−
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−  # Create a Django application for WSGI.
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−  application = django.core.handlers.wsgi.WSGIHandler()
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−
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−  from soc.modules import callback
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−  from soc.modules import core
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−
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−  callback.registerCore(core.Core())
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−  callback.getCore().registerModuleCallbacks()
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−
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−  # Run the WSGI CGI handler with that application.
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−  util.run_wsgi_app(application)
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−
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−main = real_main
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−
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−if __name__ == '__main__':
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−  main()