Update app.py

app.py

@@ -1,6 +1,7 @@
 import streamlit as st
 from langchain_core.prompts import ChatPromptTemplate
 from langchain_google_genai import ChatGoogleGenerativeAI
+from langchain_openai import ChatOpenAI
 import os
 
 st.title("Translation Using OpenAI")
@@ -13,9 +14,9 @@ input_text = st.text_area(f"Write your text in {input_language}")
 
 output_language = st.selectbox("Select your output language", languages)
 
-os.environ['GOOGLE_API_KEY'] = os.getenv("geminiapi_key")
+os.environ['OPENAI_API_KEY'] = os.getenv("openai_key")
 
-llm = ChatGoogleGenerativeAI(model="gemini-001", temperature=0, max_tokens=80)
+llm = ChatOpenAI(model="gpt-3.5-turbo", temperature=0, max_tokens=80)
 
 prompt = ChatPromptTemplate.from_messages([
     ("system", "You are a good assistant for translating from {il} to {ol}."),