Update app.py

app.py

@@ -7,6 +7,7 @@ import streamlit as st
 
 HF_API_KEY=st.secrets["HF_API_KEY"]
 OpenAI_API_Key=st.secrets["OPENAI_API_KEY"]
+openai_instance = OpenAI(api_key=OpenAI_API_Key)
 
 # img2text
 def img2text(url):
@@ -27,7 +28,7 @@ def generate_description(caption):
 
     prompt = PromptTemplate(template=template, input_variables=["caption"])
 
-    desc_llm = LLMChain(llm=OpenAI(model_name="gpt-4-1106-preview", temperature=1,api_key=OpenAI_API_Key), prompt=prompt, verbose=True)
+    desc_llm = LLMChain(llm=openai_instance, prompt=prompt, verbose=True)
     description = desc_llm.predict(caption=caption).replace('"', '')
 
     print(description)