Update qa_model.py

qa_model.py

@@ -1,10 +1,8 @@
 from pathlib import Path
 from transformers import AutoTokenizer, pipeline
-from optimum.onnxruntime import ORTModelForQuestionAnswering
 import numpy as np
 import torch
 import torch.nn as nn
-from transformers import AutoModelForQuestionAnswering, pipeline
 from text_utils import post_process_answer
 from graph_utils import find_best_cluster
 from optimum.intel import OVModelForQuestionAnswering