Create app.py

app.py

@@ -0,0 +1,23 @@
+import gradio as gr
+
+def calculator(num1, num2, operation):
+    if operation == "add":
+        return num1 + num2
+    elif operation == "subtract":
+        return num1 - num2
+    elif operation == "multiply":
+        return num1 * num2
+    elif operation == "divide":
+        return num1 / num2
+
+demo = gr.Interface(
+    fn = calculator,
+    inputs = [
+        "number",
+        "number",
+        gr.Radio(["add", "subtract", "multiply", "divide"])
+    ],
+    outputs="number",
+    live=True,
+)
+demo.launch()