Update app.py

app.py

@@ -14,9 +14,6 @@ import tempfile
 import gradio as gr
 import openai
 
-openai_api_key = "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"
-os.environ["OPENAI_API_KEY"] = openai_api_key
-
 def get_empty_state():
     return {"knowledge_base": None}