create my new app

app.py

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+import streamlit as st
+from langchain_openai.chat_models import ChatOpenAI
+
+st.title("🦜🔗 Quickstart App")
+
+openai_api_key = st.sidebar.text_input("OpenAI API Key", type="password")
+
+
+def generate_response(input_text):
+   model = ChatOpenAI(temperature=0.7, api_key=openai_api_key)
+   st.info(model.invoke(input_text))
+
+
+with st.form("my_form"):
+   text = st.text_area(
+       "Enter text:",
+       "What are the three key pieces of advice for learning how to code?",
+   )
+   submitted = st.form_submit_button("Submit")
+   if not openai_api_key.startswith("sk-"):
+       st.warning("Please enter your OpenAI API key!", icon="⚠")
+   if submitted and openai_api_key.startswith("sk-"):
+       generate_response(text)

requirements.txt

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+langchain_openai