Update app.py

app.py

@@ -5,9 +5,11 @@
  
 import gradio
 import requests
+import os
+
 
 API_URL = "https://api-inference.huggingface.co/models/deepset/roberta-base-squad2"
-headers = {"Authorization": "Bearer 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"}
+headers = {"Authorization": os.environ.getattribute("Authorization")}
 
 def query(payload):
     response = requests.post(API_URL, headers=headers, json=payload)