def _send_message(self, type, exception=None):
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.connect(('localhost', self.port))
try:
_send_message(sock, {
'type': type,
'task_id': self.task_id,
'exception': exceptions.wrap_if_needed(exception),
'traceback': exceptions.get_exception_as_string(*sys.exc_info()),
})
response = _recv_message(sock)
response_exception = response.get('exception')
if response_exception:
raise response_exception
finally:
sock.close()
def _processor(self):
while not self._stopped:
try:
task = self._queue.get(timeout=1)
self._task_started(task)
try:
task_func = imports.load_attribute(task.function)
arguments = dict(arg.unwrapped for arg in task.arguments.values())
task_func(ctx=task.context, **arguments)
self._task_succeeded(task)
except BaseException as e:
self._task_failed(task,
exception=e,
traceback=exceptions.get_exception_as_string(*sys.exc_info()))
# Daemon threads
except BaseException as e:
pass