New To Tech Refactoring

A downselect of python-code-disasters to support a New To Tech session on refactoring and code review for Gem City Tech.

How to run

Prerequisites

You must have Python installed.

Execution

python calculator.py

Tasks

• Extract the addition, subtraction, multiplication, and division functionality to their own function(s)
• Deduplicate the codebase
• Add exception handling and protection against the user entering invalid symbols or letters
• Add support for typing 2 * 5 instead of inputting the numbers and operators in separate stages
• Migrate the codebase to a CLI library like click
• Add support for exponents and square roots
• Begin developing a unit test suite using pytest