python

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Is your feature request related to a problem? Please describe.

def calculator():
a = float(input("Enter first number: "))
op = input("Enter operator (+, -, *, /): ")
b = float(input("Enter second number: "))

if op == "+":
    print("Result:", a + b)
elif op == "-":
    print("Result:", a - b)
elif op == "*":
    print("Result:", a * b)
elif op == "/":
    if b != 0:
        print("Result:", a / b)
    else:
        print("Error: Division by zero")
else:
    print("Invalid operator")

calculator()

A clear and concise description of what you want to happen. Include any alternative solutions you've considered.

def calculator():
a = float(input("Enter first number: "))
op = input("Enter operator (+, -, *, /): ")
b = float(input("Enter second number: "))

if op == "+":
    print("Result:", a + b)
elif op == "-":
    print("Result:", a - b)
elif op == "*":
    print("Result:", a * b)
elif op == "/":
    if b != 0:
        print("Result:", a / b)
    else:
        print("Error: Division by zero")
else:
    print("Invalid operator")

calculator()

Describe the solution you'd like

def calculator():
a = float(input("Enter first number: "))
op = input("Enter operator (+, -, *, /): ")
b = float(input("Enter second number: "))

if op == "+":
    print("Result:", a + b)
elif op == "-":
    print("Result:", a - b)
elif op == "*":
    print("Result:", a * b)
elif op == "/":
    if b != 0:
        print("Result:", a / b)
    else:
        print("Error: Division by zero")
else:
    print("Invalid operator")

calculator()

Additional context

No response

[arnavafk12-ship-it]

The Cleaner way :-

def calculator():
    """
    A simple command-line calculator using Python's match-case statement.
    """
    try:
        a = float(input("Enter first number: "))
        op = input("Enter operator (+, -, *, /): ")
        b = float(input("Enter second number: "))
        
        match op:
            case "+":
                print("Result:", a + b)
            case "-":
                print("Result:", a - b)
            case "*":
                print("Result:", a * b)
            case "/" if b != 0:
                print("Result:", a / b)
            case "/":
                print("Error: Division by zero")
            case _:
                print("Invalid operator")
                
    except ValueError:
        print("Error: Please enter valid numeric inputs.")

    calculator()