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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:
 async def _async_register(self):
 # pragma: no cover """ Register the agent in the XMPP server from a coroutine. """

        metadata = aioxmpp.make_security_layer(None, no_verify=not self.verify_security)
        query = ibr.Query(self.jid.localpart, self.password)
        _, stream, features = await aioxmpp.node.connect_xmlstream(self.jid, metadata, loop=self.loop)
        await ibr.register(stream, query)