code: def tok_encode(self, string: str):
      return self.tokenizer.encode(string, add_special_tokens=False)
  
imports: import os
  import numpy
  import transformers
  from lm_eval.base import BaseLM
  from lm_eval import utils
  from tqdm import tqdm
  import time
label_desc: Use image node_id 7 for calling the GPT3LM obj's underlying member method code with example usage: obj.tok_encode(string) and returns: self