def wrapped(self, *args, **kwargs):
FlameProfiler.updateProfileConfig()
if FlameProfiler.isRecordingProfile():
with FlameProfiler.profileCall("[SIG] " + self.getName()):
func(self, *args, **kwargs)
else:
func(self, *args, **kwargs)
def wrapped(self, *args, **kwargs):
FlameProfiler.updateProfileConfig()
if FlameProfiler.isRecordingProfile():
with FlameProfiler.profileCall("[SIG] " + self.getName()):
func(self, *args, **kwargs)
else:
func(self, *args, **kwargs)
def __performEmit(self, *args, **kwargs) -> None:
# Quickly make some private references to the collections we need to process.
# Although the these fields are always safe to use read and use with regards to threading,
# we want to operate on a consistent snapshot of the whole set of fields.
# The acquire_timeout is here for debugging / profiling purposes, which might help us figure out why certain
# people experience slowdowns. At a certain point this can be removed.
copy_successful = False
while not copy_successful:
with acquire_timeout(self.__lock, 0.5) as acquired:
if acquired:
functions = self.__functions
methods = self.__methods
signals = self.__signals
copy_successful = True
else:
Logger.log(
"w",
"Getting lock for signal [%s] took more than 0.5 seconds, this should not happen!",
self)
if not FlameProfiler.isRecordingProfile():
# Call handler functions
for func in functions:
func(*args, **kwargs)
# Call handler methods
for dest, func in methods:
func(dest, *args, **kwargs)
# Emit connected signals
for signal in signals:
signal.emit(*args, **kwargs)
else:
# Call handler functions
for func in functions:
with FlameProfiler.profileCall(func.__qualname__):
func(*args, **kwargs)
# Call handler methods
for dest, func in methods:
with FlameProfiler.profileCall(func.__qualname__):
func(dest, *args, **kwargs)
# Emit connected signals
for signal in signals:
with FlameProfiler.profileCall("[SIG]" + signal.getName()):
signal.emit(*args, **kwargs)
def _handleProfile(self):
profile_data = FlameProfiler.getProfileData()
if profile_data is not None:
str_data = profile_data.toJSON(root=True)
else:
# Empty data
str_data = """{
"c": {
"callStats": {
"stack": [
"[app]",
"no data",
0,
10
],
"children": []
}
"runTime": 10,
"totalSamples": 10
}
}
"""
data = bytes(str_data, encoding="utf8")
self.send_response(200)
self.send_header("Content-type", "text/json")
self.send_header("Content-Length", len(data))
self.end_headers()
self.wfile.write(data)
def __init__(self, parent=None):
QObject.__init__(self, parent)
Extension.__init__(self)
if FlameProfiler.enabled():
self.addMenuItem("Start BFG", startBFG)
self.addMenuItem("Stop BFG", stopBFG)
else:
self.addMenuItem("<Profiling not activated>", noOp)
def profileEmit(func):
if FlameProfiler.enabled():
@functools.wraps(func)
def wrapped(self, *args, **kwargs):
FlameProfiler.updateProfileConfig()
if FlameProfiler.isRecordingProfile():
with FlameProfiler.profileCall("[SIG] " + self.getName()):
func(self, *args, **kwargs)
else:
func(self, *args, **kwargs)
return wrapped
else:
return func
def profileEmit(function):
if FlameProfiler.enabled():
@functools.wraps(function)
def wrapped(self, *args, **kwargs):
FlameProfiler.updateProfileConfig()
if FlameProfiler.isRecordingProfile():
with FlameProfiler.profileCall("[SIG] " + self.getName()):
function(self, *args, **kwargs)
else:
function(self, *args, **kwargs)
return wrapped
else:
return function
def __performEmit(self, *args, **kwargs):
# Quickly make some private references to the collections we need to process.
# Although the these fields are always safe to use read and use with regards to threading,
# we want to operate on a consistent snapshot of the whole set of fields.
with self.__lock:
functions = self.__functions
methods = self.__methods
signals = self.__signals
if not FlameProfiler.isRecordingProfile():
# Call handler functions
for func in functions:
func(*args, **kwargs)
# Call handler methods
for dest, func in methods:
func(dest, *args, **kwargs)
# Emit connected signals
for signal in signals:
signal.emit(*args, **kwargs)
else:
# Call handler functions
for func in functions:
with FlameProfiler.profileCall(func.__qualname__):
func(*args, **kwargs)
# Call handler methods
for dest, func in methods:
with FlameProfiler.profileCall(func.__qualname__):
func(dest, *args, **kwargs)
# Emit connected signals
for signal in signals:
with FlameProfiler.profileCall("[SIG]" + signal.getName()):
signal.emit(*args, **kwargs)
def __performEmit(self, *args, **kwargs):
# Quickly make some private references to the collections we need to process.
# Although the these fields are always safe to use read and use with regards to threading,
# we want to operate on a consistent snapshot of the whole set of fields.
with self.__lock:
functions = self.__functions
methods = self.__methods
signals = self.__signals
if not FlameProfiler.isRecordingProfile():
# Call handler functions
for func in functions:
func(*args, **kwargs)
# Call handler methods
for dest, func in methods:
func(dest, *args, **kwargs)
# Emit connected signals
for signal in signals:
signal.emit(*args, **kwargs)
else:
# Call handler functions
for func in functions:
with FlameProfiler.profileCall(func.__qualname__):
func(*args, **kwargs)
# Call handler methods
for dest, func in methods:
with FlameProfiler.profileCall(func.__qualname__):
func(dest, *args, **kwargs)
# Emit connected signals
for signal in signals:
with FlameProfiler.profileCall("[SIG]" + signal.getName()):
signal.emit(*args, **kwargs)
def do_POST(self):
if self.path == "/record":
FlameProfiler.clearProfileData()
FlameProfiler.startRecordingProfileData()
self.send_response(200)
self.send_header("Content-type", "text/json")
self.send_header("Content-Length", 0)
self.end_headers()
elif self.path == "/stop":
FlameProfiler.stopRecordingProfileData()
self.send_response(200)
self.send_header("Content-type", "text/json")
self.send_header("Content-Length", 0)
self.end_headers()
def _recordSignalNames():
return FlameProfiler.enabled()
def _recordSignalNames():
return FlameProfiler.enabled()
def run(self):
FlameProfiler.clearProfileData()
server_address = ('', PORT)
self._httpd = HTTPServer(server_address, BFGHandler)
webbrowser.open("http://localhost:" + str(PORT))
self._httpd.serve_forever()
