Update app.py

app.py

@@ -34,12 +34,10 @@ def pdf_changes(pdf_doc, open_ai_key):
         return "Please provide an OpenAI API key"
 
 
-    def infer(question):
-        query = question
-        result = pdf_qa({"question": query})
-        print(result)
-    return result["answer"]
-
+    def answer_query(query):
+    question = query
+    return pdf_qa.run(question)
+    
 css="""
 #col-container {max-width: 700px; margin-left: auto; margin-right: auto;}
 """
@@ -68,12 +66,10 @@ with gr.Blocks(css=css) as demo:
         chatbot = gr.Chatbot([], elem_id="chatbot").style(height=350)
         question = gr.Textbox(label="Question", placeholder="Type your question and hit Enter ")
         submit_btn = gr.Button("Send Message")
+    
     load_pdf.click(loading_pdf, None, langchain_status, queue=False)    
     load_pdf.click(pdf_changes, inputs=[pdf_doc, openai_key], outputs=[langchain_status], queue=False)
-    question.submit( [chatbot, question], [chatbot, question]).then(
-        bot, chatbot, chatbot
-    )
-    submit_btn.click( [chatbot, question], [chatbot, question]).then(
-        bot, chatbot, chatbot)
+    submit_query.click(answer_query,inputs,ouputs)
+    
 
 demo.launch()