Update app.py

app.py

@@ -68,6 +68,9 @@ def process_and_grade(file_path, non_question_columns_str):
 
 
 def grade_answer(question, participant_answer, key_answer):
+    question = str(question)
+    participant_answer = str(participant_answer)
+    key_answer = str(participant_answer)
     """
     Call the fine-tuned model to grade an answer based on the question,
     the participant's answer, and the key answer.
@@ -103,7 +106,7 @@ iface = gr.Interface(
         gr.Textbox(lines=2, placeholder="Column1, Column2, Column3, ...", label="Non-Question Columns Like Nams, Id, etc."),
     ],
     outputs=gr.File(label="Download Graded Results"),
-    title="Essay Question Grading",
+    title="Essay Question Grading V0.01",
     description="Upload a spreadsheet and specify non-question columns (separated by commas) to grade. Format your Excel file with the 1st row for questions and the last row for key answers.",
     allow_flagging="never"
 )