code: def get_packet_builder(self) -> PostgresPacketBuilder:
      ppb = PostgresPacketBuilder()
      ppb.set_identifier(self.identifier)
      return ppb
  
file_path: mindsdb/mindsdb/api/postgres/postgres_proxy/postgres_packets/postgres_message.py
imports: from typing import Union, BinaryIO
  from mindsdb.api.postgres.postgres_proxy.postgres_packets.postgres_message_identifiers import PostgresBackendMessageIdentifier, PostgresFrontendMessageIdentifier
  from mindsdb.api.postgres.postgres_proxy.postgres_packets.postgres_packets import PostgresPacketReader, PostgresPacketBuilder
label_desc: Use image node_id 5 for calling the PostgresMessage obj's underlying member method code with example usage: obj.get_packet_builder() and returns: ppb