Update app.py

app.py

@@ -1,7 +1,5 @@
 import os
 import sys
-import gradio.inputs as gr_inputs
-import gradio.outputs as gr_outputs
 import gradio as gr
 from pinecone import Pinecone, ServerlessSpec
 from langchain_community.llms import Replicate
@@ -86,26 +84,18 @@ title_html = """
     <h1>Chat with PDF</h1>   
 """
 
-iface = gr.Interface(
-    fn=process_pdf,
-    inputs=gr_inputs.File(label="Load a PDF", type="file", accept=".pdf"),
-    outputs=gr_outputs.Textbox(label="Status", type="auto", default=""),
-    title="PDF Chatbot Interface",
-    description="Upload a PDF file to start interacting with the chatbot.",
-    allow_flagging=False,
-    css=css
-)
-
-# Add chat history and question input to the interface
-chatbot_interface = gr.Interface(
-    fn=query,
-    inputs=gr_inputs.Textbox(label="Question", placeholder="Type your question and hit Enter"),
-    outputs=gr_outputs.Textbox(label="Chat History", type="auto", default=""),
-    title=title_html,
-    live=True,
-    css=css
-)
-
-# Launch the combined interface
-iface.launch()
-chatbot_interface.launch()
+with gr.Blocks(css=css) as demo:
+    with gr.Column(elem_id="col-container"):
+        gr.HTML(title)
+        with gr.Column():
+            pdf_doc = gr.File(label="Load a PDF", file_types=['.pdf'], type="file")
+            load_pdf = gr.Button("Load PDF")
+            langchain_status = gr.Textbox(label="Status", placeholder="", interactive=False)
+        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(pdf_changes, inputs=[pdf_doc], outputs=[langchain_status], queue=False)
+    question.submit(query, [chatbot, question], [chatbot, question])
+    submit_btn.click(query, [chatbot, question], [chatbot, question])
+
+demo.launch()