code: def reset_qformer_model(model):
      # delete the attribute hl_mask in the model.
      if hasattr(model, "hl_mask"):
          del model.hl_mask
      for module in model.modules():
          if isinstance(module, BertSelfAttention):
              module.forward = types.MethodType(
                  qformer_attn_forward, module
              )
  
file_path: prompt-highlighter/highlighter_modules/attention_qformer.py
imports: from transformers import AutoTokenizer, AutoModelForCausalLM
  import torch
  import math
  from typing import Optional, Tuple, List
  import types
  import matplotlib.pyplot
  import torch.nn
  from transformers.models.llama.modeling_llama import LlamaAttention
  from lavis.models.blip2_models.Qformer import BertSelfAttention
label_desc: Use image node_id 2 for calling a global function with example usage: reset_qformer_model(model) without return types