def __init__(self, server_address, RequestHandlerClass):
"""Constructor. May be extended, do not override."""
self.server_address = server_address
self.RequestHandlerClass = RequestHandlerClass
self.__is_shut_down = threading.Event()
self.__shutdown_request = False
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def serve_forever(self, poll_interval=0.5):
self.__is_shut_down.clear()
try:
with _ServerSelector() as selector:
selector.register(self, selectors.EVENT_READ)
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while not self.__shutdown_request:
ready = selector.select(poll_interval)
if ready:
self._handle_request_noblock()
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self.service_actions()
finally:
self.__shutdown_request = False
self.__is_shut_down.set()
def _handle_request_noblock(self):
try:
request, client_address = self.get_request()
except OSError:
return
if self.verify_request(request, client_address):
try:
self.process_request(request, client_address)
except:
self.handle_error(request, client_address)
self.shutdown_request(request)
else:
self.shutdown_request(request)
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def process_request(self, request, client_address):
self.finish_request(request, client_address)
self.shutdown_request(request)
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def __init__(self, request, client_address, server):
self.request = request
self.client_address = client_address
self.server = server
self.setup()
try:
self.handle()
finally:
self.finish()