Create app.py

app.py

@@ -0,0 +1,25 @@
+from langchain_openai import ChatOpenAI
+from langchain_core.prompts import ChatPromptTemplate
+import streamlit as st
+import os
+
+openai_api_k = os.getenv("openai_key")
+
+llm = ChatOpenAI(temperature=0, model="gpt-3.5-turbo",openai_api_key=openai_api_k)
+prompt = ChatPromptTemplate.from_messages([
+    ("system", "You are a helpful assistant that gives a reply email for a particular email"),
+    ("human", "{input}")
+])
+
+# Streamlit interface
+st.title("Email Reply Generator")
+st.write("Enter the email text you want a reply for:")
+
+# User input
+user_input = st.text_area("Email Text")
+
+# Generate and display the response
+if st.button("Generate Reply"):
+    response = chain.invoke({"input": user_input})
+    st.write("Generated Reply:")
+    st.write(response.content)