human
Give me a the Python program you requested given the following:
Complete the below
def connect_to_thrift(conf):

    ''''Connect to a thrift endpoint as determined by the \'conf\' parameter.
    Note that this does *not* open the transport.
    Returns a tuple of (service, protocol, transport)'
    '''
assistant
#Here is the Python program you requested.
    if (conf.transport_mode == 'http'):
        mode = THttpClient(conf.http_url)
    elif conf.use_ssl:
        mode = TSSLSocketWithWildcardSAN(conf.host, conf.port, validate=conf.validate, ca_certs=conf.ca_certs, keyfile=conf.keyfile, certfile=conf.certfile)
    else:
        mode = TSocket(conf.host, conf.port)
    if conf.timeout_seconds:
        mode.setTimeout((conf.timeout_seconds * 1000.0))
    if (conf.transport_mode == 'http'):
        if (conf.use_sasl and (conf.mechanism != 'PLAIN')):
            mode.set_kerberos_auth()
        else:
            mode.set_basic_auth(conf.username, conf.password)
    if ((conf.transport_mode == 'socket') and conf.use_sasl):
        def sasl_factory():
            saslc = sasl.Client()
            saslc.setAttr('host', str(conf.host))
            saslc.setAttr('service', str(conf.kerberos_principal))
            if (conf.mechanism == 'PLAIN'):
                saslc.setAttr('username', str(conf.username))
                saslc.setAttr('password', str(conf.password))
            else:
                saslc.setAttr('maxbufsize', SASL_MAX_BUFFER.get())
            saslc.init()
            return saslc
        transport = TSaslClientTransport(sasl_factory, conf.mechanism, mode)
    elif (conf.transport == 'framed'):
        transport = TFramedTransport(mode)
    else:
        transport = TBufferedTransport(mode)
    protocol = TBinaryProtocol(transport)
    if conf.multiple:
        protocol = TMultiplexedProtocol(protocol, conf.service_name)
    service = conf.klass(protocol)
    return (service, protocol, transport)