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git switch feature/power

cat << 'EOF' > calculator.py
# calculator.py - A simple calculator

def add(a, b):
    """Add two numbers and return the result."""
    return a + b

def subtract(a, b):
    """Subtract b from a and return the result."""
    return a - b

def multiply(a, b):
    """Multiply two numbers and return the result."""
    return a * b

def divide(a, b):
    """Divide a by b and return the result."""
    if b == 0:
        return "Error: Cannot divide by zero"
    return a / b

def power(a, b):
    """Raise a to the power of b and return the result."""
    return a ** b

# Try it out
result_add = add(5, 3)
result_sub = subtract(10, 4)
result_mul = multiply(6, 7)
result_div = divide(10, 2)
result_pow = power(2, 8)
print(f"5 + 3 = {result_add}")
print(f"10 - 4 = {result_sub}")
print(f"6 * 7 = {result_mul}")
print(f"10 / 2 = {result_div}")
print(f"2 ^ 8 = {result_pow}")
EOF

git add calculator.py
git commit -m "Add power function"

git switch main
python3 calculator.py