Create app.py

app.py

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+import gradio as gr
+
+# BMI Calculation function
+def calculate_bmi(weight, height):
+    try:
+        weight = float(weight)
+        height = float(height)
+
+        if height <= 0 or weight <= 0:
+            return "❌ Height and weight must be greater than zero."
+
+        bmi = weight / (height ** 2)
+
+        if bmi < 18.5:
+            category = "Underweight"
+        elif 18.5 <= bmi < 24.9:
+            category = "Normal weight"
+        elif 25 <= bmi < 29.9:
+            category = "Overweight"
+        else:
+            category = "Obese"
+
+        return f"📊 Your BMI is: {bmi:.2f} ({category})"
+
+    except Exception as e:
+        return f"❌ Error: {str(e)}"
+
+# Gradio interface
+demo = gr.Interface(
+    fn=calculate_bmi,
+    inputs=[
+        gr.Textbox(label="Weight (kg)", placeholder="Enter your weight in kg"),
+        gr.Textbox(label="Height (m)", placeholder="Enter your height in meters")
+    ],
+    outputs="text",
+    title="⚖️ BMI Calculator",
+    description="Enter your weight (kg) and height (m) to calculate your Body Mass Index."
+)
+
+if __name__ == "__main__":
+    demo.launch()