num = decimal.Decimal(arg["num"])
if self.op:
if self.op == "+":
self.current += num
elif self.op == "-":
self.current -= num
elif self.op == "*":
self.current *= num
elif self.op == "/":
self.current /= num
self.op = op
else:
self.op = op
self.current = num
res = str(self.current)
if op == "=":
self.clear()
return res
if __name__ == '__main__':
log.startLogging(sys.stdout)
decimal.getcontext().prec = 20
factory = AutobahnServerFactory(debug = False)
factory.protocol = CalculatorServerProtocol
reactor.listenTCP(9000, factory)
reactor.run()
except:
print "illegal topic - skipped publication of event"
return None
class SimpleServerProtocol(AutobahnServerProtocol):
def onConnect(self, connectionRequest):
## register a single, fixed URI as PubSub topic
self.registerForPubSub("http://example.com/event/simple")
## register a URI and all URIs having the string as prefix as PubSub topic
#self.registerForPubSub("http://example.com/event/simple", True)
## register any URI (string) as topic
#self.registerForPubSub("", True)
## register a topic handler to control topic subscriptions/publications
self.topicservice = TopicService([1, 3, 7])
self.registerHandlerForPubSub(self.topicservice, "http://example.com/event/")
if __name__ == '__main__':
log.startLogging(sys.stdout)
factory = AutobahnServerFactory(debug_autobahn = True)
factory.protocol = SimpleServerProtocol
reactor.listenTCP(9000, factory)
reactor.run()
def __init__(self, debug = False):
AutobahnServerFactory.__init__(self, debug)
## the key-value store resides on the factory object, since it is to
## be shared among all client connections
self.keyvalue = KeyValue("keyvalue.dat")
