Update app.py

app.py

@@ -4,22 +4,20 @@ def greet(name):
     return "Hello " + name + "!!"
 
 
-def hello(profile = gr.OAuthProfile):
+def hello(profile: gr.OAuthProfile | None):
     if profile is None:
         return gr.Markdown(
             '# ePub summarization tool  '
             '<p style="text-align: center;">Login to access the tool.</p>'
         )
-    with gr.Blocks() as iface:
-        gr.Markdown(f"Hello {profile.name}")
-        gr.Interface(fn=greet, inputs="text", outputs="text")
-    return iface
+    return f"Hello {profile.name}"
 
 
 with gr.Blocks() as demo:
-    hello()
     with gr.Row():
         gr.LoginButton()
-        if gr.OAuthProfile is not None:
-            gr.LogoutButton()
+        gr.LogoutButton()
+    gr.File()
+    gr.Markdown().attach_load_event(hello, None)
+
 demo.launch()