import errno

import hotshot

import hotshot.stats

import sys

import test.pystone

def main(logfile):

    p = hotshot.Profile(logfile)

    benchtime, stones = p.runcall(test.pystone.pystones)

    p.close()

    print "Pystone(%s) time for %d passes = %g" % \

          (test.pystone.__version__, test.pystone.LOOPS, benchtime)

    print "This machine benchmarks at %g pystones/second" % stones

    stats = hotshot.stats.load(logfile)

    stats.strip_dirs()

    stats.sort_stats('time', 'calls')

    try:

        stats.print_stats(20)

    except IOError, e:

        if e.errno != errno.EPIPE:

            raise

if __name__ == '__main__':

    if sys.argv[1:]:

        main(sys.argv[1])

    else:

        import tempfile

        main(tempfile.NamedTemporaryFile().name)