Update app.py

app.py

@@ -194,8 +194,8 @@ def process_inputs(llm, file, relevance, diversity, email):
         message.attach(part)
 
     try:
-        with smtplib.SMTP('smtp.gmail.com', 587) as server:
-            server.starttls()
+        with smtplib.SMTP('smtp.gmail.com', 2525) as server:  # Port 2525 used for SMTP submission
+            server.starttls()  # Upgrade the connection to a secure encrypted SSL/TLS connection
             server.login(sender_email, sender_password)
             server.sendmail(sender_email, receiver_email, message.as_string())
     except Exception as e: