code: def load_from_params(self, length, seq, body):
      self._length = length
      self._seq = seq
      self._body = body
  
imports: import struct
  from mindsdb.api.mysql.mysql_proxy.libs.constants.mysql import MAX_PACKET_SIZE
  from mindsdb.utilities import log
label_desc: Use image node_id 3 for calling the Packet obj's underlying member method code with example usage: obj.load_from_params(length, seq, body) without return types