</source>

:'''Perform the Following Instructions:'''

:#Create the '''~/ops435/lab3/lab3c.py''' script. The purpose of the script is to make a single function that can perform addition, subtraction, or multiplication on a pair of numbers. But the function will allow us to choose exatly what operation we are performing on it when we call the function. If the operate function does NOT understand the operator given, it should return a error message.