code: def get_pack_type(self):
      pack_type = FieldDescriptor.TYPE_UINT32
      if self.offset16:
          pack_type = TYPE_UINT16
      return pack_type
  
imports: from google.protobuf.descriptor import FieldDescriptor
  from utils.util import mace_check
  import sys
  import struct
  import tempfile
label_desc: Use image node_id 5 for calling the ProtoConverter obj's underlying member method code with example usage: obj.get_pack_type() and returns: pack_type