Create app.py

app.py

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+# This is a simple Gradio app that greets the user and is protected by username and password.
+import gradio as gr
+
+# Define a function that takes a name and returns a greeting.
+def greet(name):
+    return "Hello " + name + "!"
+
+# Create a Gradio interface that takes a textbox input, runs it through the greet function, and returns output to a textbox.
+demo = gr.Interface(fn=greet, inputs="textbox", outputs="textbox")
+
+# Define the username and password for authentication.
+def auth(username, password):
+    return username == "user" and password == "pass"
+
+# Launch the interface on Hugging Face Spaces with authentication.
+demo.launch(share=True, auth=auth, show_error=True)