Simple JSON client 3

gistfile1.py

from twisted.internet.protocol import Factory
from twisted.internet.endpoints import TCP4ClientEndpoint
from twisted.internet import reactor
from twisted.protocols.basic import LineReceiver
import json

your_name = "aurynn"


class JsonProtocol(LineReceiver):
    def lineReceived(self, msg):
        try:
            msg = json.loads(msg)
        except json.JSONDecoderError:
            print "Received a non-JSON message: %s" % msg
        print "<{from}> {message}".format(**msg)
    def sendMessage(self, msg):
        print "Sending a line?"
        self.sendLine( json.dumps( {
            "to": "EchoTest",
            "from": your_name,
            "message": msg
        } ) )

class EchoClientFactory(Factory):
    def buildProtocol(self, addr):
        return JsonProtocol()


def on_connect(protocol):
    # Remember that a protocol proxies for one wire connection
    protocol.sendMessage("hello remote server")
    protocol.sendMessage("hello?")


endpoint = TCP4ClientEndpoint(reactor, "localhost", 1234 )
deferred = endpoint.connect(EchoClientFactory())
deferred.addCallback(on_connect)

reactor.run()

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