Create app.py

app.py

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+import streamlit as st
+
+# Title of the application
+st.title('Basic Calculator')
+
+# Sidebar for calculator operations
+operation = st.sidebar.selectbox(
+    "Choose operation",
+    ("Add", "Subtract", "Multiply", "Divide")
+)
+
+# User input for two numbers
+num1 = st.number_input('Enter first number', value=0)
+num2 = st.number_input('Enter second number', value=0)
+
+# Perform calculation based on the selected operation
+if operation == "Add":
+    result = num1 + num2
+elif operation == "Subtract":
+    result = num1 - num2
+elif operation == "Multiply":
+    result = num1 * num2
+elif operation == "Divide":
+    # Check for division by zero
+    if num2 != 0:
+        result = num1 / num2
+    else:
+        result = "Error: Division by Zero"
+
+# Display the result
+st.write(f"Result: {result}")