Update api_usage.py

api_usage.py

@@ -33,7 +33,10 @@ def get_subscription(key):
                 rpm = r.headers['x-ratelimit-limit-requests']
                 org = r.headers['openai-organization']
                 quota = ""
-                
+            else:
+                rpm = ""
+                org = ""
+                quota = ""                
         except Exception as e:
             error_message = str(e)
             print(e)