code: def node_encodings(self, node_encodings):
      self.__node_encodings = node_encodings
  
imports: from typing import List, Optional
  import io, pyarrow, requests, sys
  from graphistry.privacy import Mode, Privacy
  from .ArrowFileUploader import ArrowFileUploader
  from .util import setup_logger
label_desc: Use image node_id 16 for calling the ArrowUploader obj's underlying member method code with example usage: obj.node_encodings(node_encodings) without return types