Update app.py

app.py

@@ -14,11 +14,13 @@ def request_url(url):
     except requests.RequestException:
         return None
 
+import os 
 def greet(name):
     url = f'https://huggingface.co/spaces?p=1&sort=modified&search=GPT'
     html = request_url(url)
+    key = os.getenv("OPENAI_API_KEY")
     
-    return "Hello " + html + "!!"
+    return "Hello " + key + "!!"
 
 iface = gr.Interface(fn=greet, inputs="text", outputs="text")
 iface.launch()