Update app.py

app.py

@@ -130,9 +130,9 @@ def get_coin(id):
 
 
 def get_gpus():
-    outout = []
+    output = []
     for id, mem in blockchain.user_gpus.items():
-        outout.append({"name":get_name(id),"gpu":mem})
+        output.append({"name":get_name(id),"gpu":mem})
     return output
 
 def get_data():