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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def connect(server, password=None, factory_class=VNCDoToolFactory, proxy=ThreadedVNCClientProxy, timeout=None):
 """ Connect to a VNCServer and return a Client instance that is usable in the main thread of non-Twisted Python Applications, EXPERIMENTAL. You may then call any regular VNCDoToolClient method on client from your application code. If you are using a GUI toolkit or other major async library please read http://twistedmatrix.com/documents/13.0.0/core/howto/choosing-reactor.html for a better method of intergrating vncdotool. """

    if not reactor.running:
        global _THREAD
        _THREAD = threading.Thread(target=reactor.run, name='Twisted',
                         kwargs={'installSignalHandlers': False})
        _THREAD.daemon = True
        _THREAD.start()

        observer = PythonLoggingObserver()
        observer.start()

    factory = factory_class()

    if password is not None:
        factory.password = password

    family, host, port = command.parse_server(server)
    client = proxy(factory, timeout)
    client.connect(host, port=port, family=family)

    return client