Create app.py

app.py

@@ -0,0 +1,41 @@
+import openai
+import streamlit as st
+
+st.title("ChatGPT-Clone")
+
+if "openai_model" not in st.session_state:
+    st.session_state["openai_model"] = "gpt-3.5-turbo-16k"
+
+if "messages" not in st.session_state:
+    st.session_state.messages = []
+
+for message in st.session_state.messages:
+    with st.chat_message(message["role"]):
+        st.markdown(message["content"])
+
+with st.sidebar:
+    openai_api_key = st.text_input("OpenAI API Key", type="password")
+    if not openai_api_key:
+        st.info("Please add your OpenAI API key to continue.")
+        st.stop()
+    if prompt := st.chat_input("What is up?"):
+        st.session_state.messages.append({"role": "user", "content": prompt})
+        with st.chat_message("user"):
+            st.markdown(prompt)
+    
+        with st.chat_message("assistant"):
+            message_placeholder = st.empty()
+            full_response = ""
+            for response in openai.ChatCompletion.create(
+                model=st.session_state["openai_model"],
+                messages=[
+                    {"role": m["role"], "content": m["content"]}
+                    for m in st.session_state.messages
+                ],
+                max_tokens=8000,
+                stream=True,
+            ):
+                full_response += response.choices[0].delta.get("content", "")
+                message_placeholder.markdown(full_response + "▌")
+            message_placeholder.markdown(full_response)
+        st.session_state.messages.append({"role": "assistant", "content": full_response})