Create app.py

app.py

@@ -0,0 +1,34 @@
+# -*- coding: utf-8 -*-
+"""
+Created on Tue Oct 22 08:19:29 2024
+
+@author: kadenyo
+"""
+
+# chatbot.py
+# Import necessary modules
+from langchain_core.prompts import ChatPromptTemplate
+from langchain_community.llms import Ollama
+import streamlit as st
+
+# Define a prompt template for the chatbot
+prompt=ChatPromptTemplate.from_messages(
+    [
+        ("system","You are a helpful assistant. Please response to the questions"),
+        ("user","Question:{question}")
+    ]
+)
+
+# Set up the Streamlit framework
+st.title('Langchain Chatbot With LLAMA2 model')  # Set the title of the Streamlit app
+input_text=st.text_input("Ask your question!")  # Create a text input field in the Streamlit app
+
+# Initialize the Ollama model
+llm=Ollama(model="llama2")
+
+# Create a chain that combines the prompt and the Ollama model
+chain=prompt|llm
+
+# Invoke the chain with the input text and display the output
+if input_text:
+    st.write(chain.invoke({"question":input_text}))