FM / hotshot

/usr/lib/python2.6/hotshot

Name	Size	Mode	Actions
log.py	6239	0644	edit dl rm
log.pyc	5562	0644	edit dl rm
log.pyo	5562	0644	edit dl rm
stats.py	2582	0644	edit dl rm
stats.pyc	3266	0644	edit dl rm
stats.pyo	3222	0644	edit dl rm
stones.py	767	0644	edit dl rm
stones.pyc	1160	0644	edit dl rm
stones.pyo	1160	0644	edit dl rm
__init__.py	2670	0644	edit dl rm
__init__.pyc	3469	0644	edit dl rm
__init__.pyo	3469	0644	edit dl rm

Edit: /usr/lib/python2.6/hotshot/stats.py (2582B)

"""Statistics analyzer for HotShot."""

import profile
import pstats

import hotshot.log

from hotshot.log import ENTER, EXIT

def load(filename):
    return StatsLoader(filename).load()

class StatsLoader:
    def __init__(self, logfn):
        self._logfn = logfn
        self._code = {}
        self._stack = []
        self.pop_frame = self._stack.pop

def load(self):
        # The timer selected by the profiler should never be used, so make
        # sure it doesn't work:
        p = Profile()
        p.get_time = _brokentimer
        log = hotshot.log.LogReader(self._logfn)
        taccum = 0
        for event in log:
            what, (filename, lineno, funcname), tdelta = event
            if tdelta > 0:
                taccum += tdelta

# We multiply taccum to convert from the microseconds we
            # have to the seconds that the profile/pstats module work
            # with; this allows the numbers to have some basis in
            # reality (ignoring calibration issues for now).

if what == ENTER:
                frame = self.new_frame(filename, lineno, funcname)
                p.trace_dispatch_call(frame, taccum * .000001)
                taccum = 0

elif what == EXIT:
                frame = self.pop_frame()
                p.trace_dispatch_return(frame, taccum * .000001)
                taccum = 0

# no further work for line events

assert not self._stack
        return pstats.Stats(p)

def new_frame(self, *args):
        # args must be filename, firstlineno, funcname
        # our code objects are cached since we don't need to create
        # new ones every time
        try:
            code = self._code[args]
        except KeyError:
            code = FakeCode(*args)
            self._code[args] = code
        # frame objects are create fresh, since the back pointer will
        # vary considerably
        if self._stack:
            back = self._stack[-1]
        else:
            back = None
        frame = FakeFrame(code, back)
        self._stack.append(frame)
        return frame

class Profile(profile.Profile):
    def simulate_cmd_complete(self):
        pass

class FakeCode:
    def __init__(self, filename, firstlineno, funcname):
        self.co_filename = filename
        self.co_firstlineno = firstlineno
        self.co_name = self.__name__ = funcname

class FakeFrame:
    def __init__(self, code, back):
        self.f_back = back
        self.f_code = code

def _brokentimer():
    raise RuntimeError, "this timer should not be called"

cmd: