本文整理汇总了Python中cProfile.Profile方法的典型用法代码示例。如果您正苦于以下问题:Python cProfile.Profile方法的具体用法?Python cProfile.Profile怎么用?Python cProfile.Profile使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类cProfile
的用法示例。
在下文中一共展示了cProfile.Profile方法的15个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: main
# 需要导入模块: import cProfile [as 别名]
# 或者: from cProfile import Profile [as 别名]
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
示例2: profile
# 需要导入模块: import cProfile [as 别名]
# 或者: from cProfile import Profile [as 别名]
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
示例3: __call__
# 需要导入模块: import cProfile [as 别名]
# 或者: from cProfile import Profile [as 别名]
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()
示例4: profile
# 需要导入模块: import cProfile [as 别名]
# 或者: from cProfile import Profile [as 别名]
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
示例5: profileit
# 需要导入模块: import cProfile [as 别名]
# 或者: from cProfile import Profile [as 别名]
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
示例6: _profile_package
# 需要导入模块: import cProfile [as 别名]
# 或者: from cProfile import Profile [as 别名]
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())
}
示例7: _profile_module
# 需要导入模块: import cProfile [as 别名]
# 或者: from cProfile import Profile [as 别名]
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())
}
示例8: profile_function
# 需要导入模块: import cProfile [as 别名]
# 或者: from cProfile import Profile [as 别名]
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())
}
示例9: do_loop
# 需要导入模块: import cProfile [as 别名]
# 或者: from cProfile import Profile [as 别名]
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")
示例10: main
# 需要导入模块: import cProfile [as 别名]
# 或者: from cProfile import Profile [as 别名]
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")
示例11: __init__
# 需要导入模块: import cProfile [as 别名]
# 或者: from cProfile import Profile [as 别名]
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
示例12: profileMain
# 需要导入模块: import cProfile [as 别名]
# 或者: from cProfile import Profile [as 别名]
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
示例13: run
# 需要导入模块: import cProfile [as 别名]
# 或者: from cProfile import Profile [as 别名]
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()
示例14: _wrap_profiling
# 需要导入模块: import cProfile [as 别名]
# 或者: from cProfile import Profile [as 别名]
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)
示例15: symm_inner_product_array
# 需要导入模块: import cProfile [as 别名]
# 或者: from cProfile import Profile [as 别名]
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