Update app.py

app.py

@@ -1,9 +1,10 @@
 from flask import Flask
+
 app = Flask(__name__)
 
 @app.route('/')
-def hello_world():
-    return 'Hello, Hugging Face Space!'
+def hello():
+    return "Hello, World!"
 
 if __name__ == '__main__':
-    app.run(host='0.0.0.0', port=5000)
+    app.run(host='0.0.0.0', port=5000)