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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 to_tgt(self):
 		""" 		Returns the native format of an AS_REP message and the sessionkey in EncryptionKey native format 		"""

		enc_part = EncryptedData({'etype': 1, 'cipher': b''})
		
		tgt_rep = {}
		tgt_rep['pvno'] = krb5_pvno
		tgt_rep['msg-type'] = MESSAGE_TYPE.KRB_AS_REP.value
		tgt_rep['crealm'] = self.server.realm.to_string()
		tgt_rep['cname'] = self.client.to_asn1()[0]
		tgt_rep['ticket'] = Ticket.load(self.ticket.to_asn1()).native
		tgt_rep['enc-part'] = enc_part.native

		t = EncryptionKey(self.key.to_asn1()).native
		
		return tgt_rep, t