code: def create_tokenizer():
      t = GPT2TokenizerFast.from_pretrained("gpt2")
      t.max_model_input_sizes["gpt2"] = 1e20
      return t
  
imports: import argparse
  import json
  import os
  from pathlib import Path
  import random
  from time import time
  import torch
  from transformers import GPT2TokenizerFast
  from jaxformer.hf.codegen.modeling_codegen import CodeGenForCausalLM
label_desc: Use image node_id 6 for calling a global function with example usage: create_tokenizer() and returns: t