Update app.py

app.py

@@ -255,7 +255,7 @@ def document_data_tool(question):
     return query_response
 
 # mailjet API since SMTP is not supported HF spaces
-def send_email_with_attachment_mailjet(recipient_email, subject, body, attach_img_base64):
+def send_email_with_attachment_mailjet(recipient_email, subject, body, attach_img_base64=None):
 
 
     api_key = os.getenv("MAILJET_API_KEY")
@@ -798,6 +798,9 @@ def handle_dislike(data: gr.LikeData):
 def update_message(request: gr.Request):
     return f"<h2 style=' font-family: Calibri;'>Welcome, {request.username}</h4>"
 
+def send_mail_with_history(req: gr.Request, chatbot):
+    if req.username:
+       send_email_with_attachment_mailjet("[email protected]","conversation history" + req.username, chatbot)  
 
 # CSS for styling the buttons and other elements
 css = """
@@ -894,5 +897,6 @@ with gr.Blocks(css=css, theme=gr.themes.Soft()) as demo:
     sample_button3.click(handle_query, [sample_button3, chatbot], [chatbot])
     sample_button4.click(handle_query, [sample_button4, chatbot], [chatbot])
 
+    demo.unload(send_mail_with history(chatbot))
 #user_details for login page
 demo.launch(auth=[("lakshmi", "redmind"), ("arun", "redmind")])