def __init__(self,
settings: Dict,
host: str = '0.0.0.0',
port: int = 9999):
super().__init__(settings, host, port)
self.client_manager = selectors.KqueueSelector()
# The reason for this set is that every request is handled in its own thread but before
# the socket is able to be read, control is yeilded to the main thread which picks which sockets are to be read.
# Since the sub thread hasn't yet exhausted that client socket, the main thread thinks that socket needs to be serviced.
# So this set prevents that by only servicing client sockets not currently in the set.
self.clients_currently_being_serviced = set()
self.clients_to_be_serviced = Queue()
def create_event_loop(self):
return asyncio.SelectorEventLoop(selectors.KqueueSelector())
# date: 2018/10/6
# coroutines
# - Future
# - generator
# - Task
import socket
import time
try:
import selectors
except ImportError:
import selectors2 as selectors
selector = selectors.KqueueSelector()
n_task = 0
class Future(object):
def __init__(self):
self.callbacks = []
def resolve(self):
for cb in self.callbacks:
cb()
class Task(object):
def __init__(self, gen):
self.gen = gen
