Python cProfile.Profile方法代碼示例

# 需要導入模塊: import cProfile [as 別名]
# 或者: from cProfile import Profile [as 別名]
def main():
    print('create y...')
    y = np.random.randint(2, size=N_OBS)
    print('create X...')
    row = np.random.randint(N_OBS, size=N_VALUE)
    col = np.random.randint(N_FEATURE, size=N_VALUE)
    data = np.ones(N_VALUE)
    X = sparse.csr_matrix((data, (row, col)), dtype=np.int8)

    print('train...')
    profiler = cProfile.Profile(subcalls=True, builtins=True, timeunit=0.001,)
    clf = FTRL(interaction=False)
    profiler.enable()
    clf.fit(X, y)
    profiler.disable()
    profiler.print_stats()

    p = clf.predict(X)
    print('AUC: {:.4f}'.format(auc(y, p)))

    assert auc(y, p) > .5 

# 需要導入模塊: import cProfile [as 別名]
# 或者: from cProfile import Profile [as 別名]
def profile(fnc):
    """
    Profiles any function in following class just by adding @profile above function
    """
    import cProfile, pstats, io
    def inner (*args, **kwargs):
        pr = cProfile.Profile()
        pr.enable()
        retval = fnc (*args, **kwargs)
        pr.disable()
        s = io.StringIO()
        sortby = 'cumulative'   #Ordered
        ps = pstats.Stats(pr,stream=s).strip_dirs().sort_stats(sortby)
        n=20                    #reduced the list to be monitored
        ps.print_stats(n)
        #ps.dump_stats("profile.prof")
        print(s.getvalue())
        return retval
    return inner 

# 需要導入模塊: import cProfile [as 別名]
# 或者: from cProfile import Profile [as 別名]
def __call__(self, *args, **kw):
        """Profile a singe call to the function."""
        self.ncalls += 1
        if self.skip > 0:
            self.skip -= 1
            self.skipped += 1
            return self.fn(*args, **kw)
        if FuncProfile.in_profiler:
            # handle recursive calls
            return self.fn(*args, **kw)
        # You cannot reuse the same profiler for many calls and accumulate
        # stats that way.  :-/
        profiler = self.Profile()
        try:
            FuncProfile.in_profiler = True
            return profiler.runcall(self.fn, *args, **kw)
        finally:
            FuncProfile.in_profiler = False
            self.stats.add(profiler)
            if self.immediate:
                self.print_stats()
                self.reset_stats() 

# 需要導入模塊: import cProfile [as 別名]
# 或者: from cProfile import Profile [as 別名]
def profile(filename=None, comm=MPI.COMM_WORLD):
    def prof_decorator(f):
        def wrap_f(*args, **kwargs):
            pr = cProfile.Profile()
            pr.enable()
            result = f(*args, **kwargs)
            pr.disable()

            if filename is None:
                pr.print_stats()
            else:
                filename_r = filename  # + ".{}".format(comm.rank)
                pr.dump_stats(filename_r)

            return result
        return wrap_f
    return prof_decorator 

# 需要導入模塊: import cProfile [as 別名]
# 或者: from cProfile import Profile [as 別名]
def profileit(func):
    """
    Decorator straight up stolen from stackoverflow
    """
    def wrapper(*args, **kwargs):
        datafn = func.__name__ + ".profile" # Name the data file sensibly
        prof = cProfile.Profile()
        prof.enable()
        retval = prof.runcall(func, *args, **kwargs)
        prof.disable()
        stats = pstats.Stats(prof)
        stats.sort_stats('tottime').print_stats(20)
        print()
        print()
        stats.sort_stats('cumtime').print_stats(20)
        return retval

    return wrapper 

# 需要導入模塊: import cProfile [as 別名]
# 或者: from cProfile import Profile [as 別名]
def _profile_package(self):
        """Runs cProfile on a package."""
        prof = cProfile.Profile()
        prof.enable()
        try:
            runpy.run_path(self._run_object, run_name='__main__')
        except SystemExit:
            pass
        prof.disable()
        prof_stats = pstats.Stats(prof)
        prof_stats.calc_callees()
        return {
            'objectName': self._object_name,
            'callStats': self._transform_stats(prof_stats),
            'totalTime': prof_stats.total_tt,
            'primitiveCalls': prof_stats.prim_calls,
            'totalCalls': prof_stats.total_calls,
            'timestamp': int(time.time())
        } 

# 需要導入模塊: import cProfile [as 別名]
# 或者: from cProfile import Profile [as 別名]
def _profile_module(self):
        """Runs cProfile on a module."""
        prof = cProfile.Profile()
        try:
            with open(self._run_object, 'rb') as srcfile:
                code = compile(srcfile.read(), self._run_object, 'exec')
            prof.runctx(code, self._globs, None)
        except SystemExit:
            pass
        prof_stats = pstats.Stats(prof)
        prof_stats.calc_callees()
        return {
            'objectName': self._object_name,
            'callStats': self._transform_stats(prof_stats),
            'totalTime': prof_stats.total_tt,
            'primitiveCalls': prof_stats.prim_calls,
            'totalCalls': prof_stats.total_calls,
            'timestamp': int(time.time())
        } 

# 需要導入模塊: import cProfile [as 別名]
# 或者: from cProfile import Profile [as 別名]
def profile_function(self):
        """Runs cProfile on a function."""
        prof = cProfile.Profile()
        prof.enable()
        result = self._run_object(*self._run_args, **self._run_kwargs)
        prof.disable()
        prof_stats = pstats.Stats(prof)
        prof_stats.calc_callees()
        return {
            'objectName': self._object_name,
            'callStats': self._transform_stats(prof_stats),
            'totalTime': prof_stats.total_tt,
            'primitiveCalls': prof_stats.prim_calls,
            'totalCalls': prof_stats.total_calls,
            'result': result,
            'timestamp': int(time.time())
        } 

# 需要導入模塊: import cProfile [as 別名]
# 或者: from cProfile import Profile [as 別名]
def do_loop(self, callbacks: List[Callable]):
        if self.env.arguments.enable_profiler:
            profile = cProfile.Profile()
            profile.enable()

        try:
            self.loop.run_until_complete(self.shutdown_future)
        except KeyboardInterrupt:
            pass
        finally:
            for callback in callbacks:
                if callable(callback):
                    callback()

        if self.env.arguments.enable_profiler:
            profile.disable()
            profile.print_stats("time") 

# 需要導入模塊: import cProfile [as 別名]
# 或者: from cProfile import Profile [as 別名]
def main():
    from quarkchain.cluster.jsonrpc import JSONRPCWebsocketServer

    os.chdir(os.path.dirname(os.path.abspath(__file__)))
    env = parse_args()

    if env.arguments.enable_profiler:
        profile = cProfile.Profile()
        profile.enable()
    slave_server = SlaveServer(env)
    slave_server.start()

    callbacks = []
    if env.slave_config.WEBSOCKET_JSON_RPC_PORT is not None:
        json_rpc_websocket_server = JSONRPCWebsocketServer.start_websocket_server(
            env, slave_server
        )
        callbacks.append(json_rpc_websocket_server.shutdown)

    slave_server.do_loop()
    if env.arguments.enable_profiler:
        profile.disable()
        profile.print_stats("time")

    Logger.info("Slave server is shutdown") 

# 需要導入模塊: import cProfile [as 別名]
# 或者: from cProfile import Profile [as 別名]
def __init__(
        self,
        *,
        prefix: str = PREFIX,
        suffix: str = PROF_SUFFIX,
        dir: Optional[str] = None,
        save_every_n_calls: int = 1,
    ):
        """Create the decorator.

        If `save_every_n_calls` is greater than 1, the profiler will not
        dump data to files on every call to the profiled function.  This speeds
        up the running program but risks incomplete data if the process is
        terminated non-gracefully.

        `dir`, `prefix`, and `suffix` after `tempfile.mkstemp`.
        """
        self.prefix = prefix
        self.suffix = suffix
        self.save_every_n_calls = save_every_n_calls
        self.n_calls = 0
        self._dir: Union[str, pathlib.Path, None] = dir
        self._profiler: Optional[cProfile.Profile] = None
        self._dump_file_path: Optional[str] = None 

# 需要導入模塊: import cProfile [as 別名]
# 或者: from cProfile import Profile [as 別名]
def profileMain(args, config):  # pragma: no cover
    """This is the main function for profiling
    http://code.google.com/appengine/kb/commontasks.html#profiling
    """
    import cProfile
    import pstats

    eyed3.log.debug("driver profileMain")
    prof = cProfile.Profile()
    prof = prof.runctx("main(args)", globals(), locals())

    stream = StringIO()
    stats = pstats.Stats(prof, stream=stream)
    stats.sort_stats("time")  # Or cumulative
    stats.print_stats(100)  # 80 = how many to print

    # The rest is optional.
    stats.print_callees()
    stats.print_callers()
    sys.stderr.write("Profile data:\n%s\n" % stream.getvalue())

    return 0 

# 需要導入模塊: import cProfile [as 別名]
# 或者: from cProfile import Profile [as 別名]
def run(self, reactor):
        """
        Run reactor under the standard profiler.
        """
        try:
            import profile
        except ImportError as e:
            self._reportImportError("profile", e)

        p = profile.Profile()
        p.runcall(reactor.run)
        if self.saveStats:
            p.dump_stats(self.profileOutput)
        else:
            tmp, sys.stdout = sys.stdout, open(self.profileOutput, 'a')
            try:
                p.print_stats()
            finally:
                sys.stdout, tmp = tmp, sys.stdout
                tmp.close() 

# 需要導入模塊: import cProfile [as 別名]
# 或者: from cProfile import Profile [as 別名]
def _wrap_profiling(self, runner, *args):
    if not self._vars.PEX_PROFILE and self._vars.PEX_PROFILE_FILENAME is None:
      return runner(*args)

    pex_profile_filename = self._vars.PEX_PROFILE_FILENAME
    pex_profile_sort = self._vars.PEX_PROFILE_SORT
    try:
      import cProfile as profile
    except ImportError:
      import profile

    profiler = profile.Profile()

    try:
      return profiler.runcall(runner, *args)
    finally:
      if pex_profile_filename is not None:
        profiler.dump_stats(pex_profile_filename)
      else:
        profiler.print_stats(sort=pex_profile_sort) 

# 需要導入模塊: import cProfile [as 別名]
# 或者: from cProfile import Profile [as 別名]
def symm_inner_product_array(
    num_states, num_vecs, max_vecs_per_node, verbosity=1):
    """
    Computes symmetric inner product array from known vecs (as in POD).
    """
    vec_handles = [mr.VecHandlePickle(join(data_dir, row_vec_name%row_num))
        for row_num in mr.range(num_vecs)]

    generate_vecs(data_dir, num_states, vec_handles)

    my_VS = mr.VectorSpaceHandles(
        inner_product=np.vdot, max_vecs_per_node=max_vecs_per_node,
        verbosity=verbosity)

    prof = cProfile.Profile()
    start_time = time.time()
    prof.runcall(my_VS.compute_symm_inner_product_array, vec_handles)
    total_time = time.time() - start_time
    prof.dump_stats('IP_symm_array_r%d.prof'%mr.parallel.get_rank())

    return total_time