Update app.py

app.py

@@ -190,8 +190,8 @@ def invoke(openai_api_key, rag_option, prompt):
 
 gr.close_all()
 demo = gr.Interface(fn=invoke, 
-                    inputs = [gr.Textbox(label = "OpenAI API Key", value = "sk-", lines = 1), 
-                              gr.Radio([RAG_OFF, RAG_CHROMA, RAG_MONGODB], label="Retrieval Augmented Generation", value = RAG_OFF),
+                    inputs = [gr.Textbox(label = "OpenAI API Key", type = "password", lines = 1), 
+                              gr.Radio([RAG_OFF, RAG_CHROMA, RAG_MONGODB], label = "Retrieval Augmented Generation", value = RAG_OFF),
                               gr.Textbox(label = "Prompt", value = "What is GPT-4?", lines = 1)],
                     outputs = [gr.Textbox(label = "Completion", lines = 1)],
                     title = "Generative AI - LLM & RAG",