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running an application under hotshot's control. Only slightly embellished from what Walter Dörwald posted to python-dev. (*) http://www.icdc.com/~roadkill/silverstein/turtle.html
55 lines
1.4 KiB
Python
55 lines
1.4 KiB
Python
#!/usr/bin/env python
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# -*- coding: iso-8859-1 -*-
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"""
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Run a Python script under hotshot's control.
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Adapted from a posting on python-dev by Walter Dörwald
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usage %prog [ %prog args ] filename [ filename args ]
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Any arguments after the filename are used as sys.argv for the filename.
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"""
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import sys
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import optparse
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import os
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import hotshot
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import hotshot.stats
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PROFILE = "hotshot.prof"
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def run_hotshot(filename, profile, args):
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prof = hotshot.Profile(profile)
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sys.path.insert(0, os.path.dirname(filename))
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sys.argv = [filename] + args
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prof.run("execfile(%r)" % filename)
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prof.close()
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stats = hotshot.stats.load(profile)
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stats.sort_stats("time", "calls")
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# print_stats uses unadorned print statements, so the only way
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# to force output to stderr is to reassign sys.stdout temporarily
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save_stdout = sys.stdout
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sys.stdout = sys.stderr
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stats.print_stats()
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sys.stdout = save_stdout
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return 0
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def main(args):
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parser = optparse.OptionParser(__doc__)
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parser.add_option("-p", "--profile", action="store", default=PROFILE,
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dest="profile", help='Specify profile file to use')
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(options, args) = parser.parse_args(args)
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if len(args) == 0:
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parser.print_help("missing script to execute")
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return 1
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filename = args[0]
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return run_hotshot(filename, options.profile, args[1:])
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if __name__ == "__main__":
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sys.exit(main(sys.argv[1:]))
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