Update app.py

app.py

@@ -49,15 +49,33 @@ rag_chain = (
 import gradio as gr
 
 def rag_memory_stream(message, history):
+    # Define possible greeting messages and their responses
+    greetings = {
+        "hello": "Hello! How can I assist you today?",
+        "hi": "Hi there! How can I help you?",
+        "good morning": "Good morning! How can I assist you?",
+        "good afternoon": "Good afternoon! What can I help you with?",
+        "good evening": "Good evening! Do you have any questions for me?",
+    }
+
+    # Normalize the input message to lowercase for comparison
+    normalized_message = message.strip().lower()
+
+    # Check if the message is a greeting
+    if normalized_message in greetings:
+        yield greetings[normalized_message]
+        return  # End early as the greeting is handled
+
+    # Default behavior for non-greeting messages
     partial_text = ""
     for new_text in rag_chain.stream(message):
         partial_text += new_text
         yield partial_text
 
+
 examples = [
-                    "What are the Side effects of Doxycycline",
+                    "What is Aspirin",
                     "Can Doxycycline Treat Acnes",
-                    "Which Classification is Doxycycline"
                     ]
 
 description = "Hello! Welcome to MediGuide ChatBot,AI-powered assistant designed to facilitate healthcare providers to make informed decision-making by providing reliable information about various medical drugs, including their uses, side effects, contraindications and classification"