Update app.py

app.py

@@ -113,7 +113,8 @@ with gr.Blocks() as demo:
         
     def checkapiinput(apikey):
         if apikey != "" and apikey is not None and len(apikey) >=25 and len(apikey) <= 130:
-            openai.api_key = apikey
+            OPENAI_API_KEY =apikey
+            openai.api_key = OPENAI_API_KEY
             return gr.update(visible=True), gr.update(visible=False), gr.update(visible=True), gr.update(visible=True)
         else:
             return gr.update(visible=False), gr.update(visible=True), gr.update(value="", placeholder="Use a valid API key"), gr.update(visible=False)