Update util.py

util.py

@@ -12,6 +12,20 @@ def get_questions(file_path):
 
     return result
 
+def read_file(file_path):
+    ext = os.path.splitext(file_path)[1].lower()
+
+    result = ""
+    
+    if ext == '.csv':
+        result = pd.read_csv(file_path)
+    elif ext in ('.xls', '.xlsx'):
+        result = pd.read_excel(file_path)
+    elif ext in ('.json', '.jsonl'):
+        result = pd.read_json(file_path)
+
+    return result
+
 def get_final_answer(model, question, answer):
     prompt_template = """
         You are an expert question answering assistant. Given a question and an initial answer, your task is to provide the final answer.