gistfile1.py

from twisted.internet import ssl, reactor
from twisted.internet.protocol import ClientFactory, Protocol

class Producer(object):
    def resumeProducing(self):
        print "resumeProducing called!"
        reactor.stop()

    def stopProducing(self):
        pass

class GetClient(Protocol):
    def connectionMade(self):
        print "connectionMade"

        # XXX: pausing the read side prevents the write side from resuming?
        self.transport.pauseProducing()

        self.transport.registerProducer(Producer(), False)
        self.transport.write("GET")

    def dataReceived(self, data):
        print "Server said:", data
        self.transport.loseConnection()

class GetClientFactory(ClientFactory):
    protocol = GetClient

    def clientConnectionFailed(self, connector, reason):
        print "Connection failed - goodbye!"
        reactor.stop()

    def clientConnectionLost(self, connector, reason):
        print "Connection lost - goodbye!"
        reactor.stop()

if __name__ == '__main__':
    factory = GetClientFactory()
    reactor.connectSSL('google.com', 443, factory, ssl.ClientContextFactory())
    reactor.run()