ref: 1d891d163e814a93ee5346cf05b4fac297bf3a5c
dir: /sys/src/cmd/python/Tools/scripts/hotshotmain.py/
#!/usr/bin/env python # -*- coding: iso-8859-1 -*- """ Run a Python script under hotshot's control. Adapted from a posting on python-dev by Walter D�rwald usage %prog [ %prog args ] filename [ filename args ] Any arguments after the filename are used as sys.argv for the filename. """ import sys import optparse import os import hotshot import hotshot.stats PROFILE = "hotshot.prof" def run_hotshot(filename, profile, args): prof = hotshot.Profile(profile) sys.path.insert(0, os.path.dirname(filename)) sys.argv = [filename] + args prof.run("execfile(%r)" % filename) prof.close() stats = hotshot.stats.load(profile) stats.sort_stats("time", "calls") # print_stats uses unadorned print statements, so the only way # to force output to stderr is to reassign sys.stdout temporarily save_stdout = sys.stdout sys.stdout = sys.stderr stats.print_stats() sys.stdout = save_stdout return 0 def main(args): parser = optparse.OptionParser(__doc__) parser.disable_interspersed_args() parser.add_option("-p", "--profile", action="store", default=PROFILE, dest="profile", help='Specify profile file to use') (options, args) = parser.parse_args(args) if len(args) == 0: parser.print_help("missing script to execute") return 1 filename = args[0] return run_hotshot(filename, options.profile, args[1:]) if __name__ == "__main__": sys.exit(main(sys.argv[1:]))