Calculator CLI

A simple Python CLI calculator that takes two numbers and an operator as arguments.

Usage

python3 calc.py <number> <operator> <number>

Operators

• + - Addition
• - - Subtraction
• * - Multiplication
• / - Division

Examples

python3 calc.py 10 + 5      # Output: 15
python3 calc.py 10 - 3      # Output: 7
python3 calc.py 6 * 7       # Output: 42
python3 calc.py 15 / 4      # Output: 3.75

Error Handling

The calculator gracefully handles:

• Invalid numbers
• Unknown operators
• Division by zero
• Missing arguments

License

MIT