$[$Python$]$ Create a function to calculate the first year of a dog$$s life $($regardless of weight$)$ is equivalent to $15$human$$ years, and the second is equivalent to $9.$ For each additional year: a small dog $(20$ lbs or less$)$ ages four human years; a medium dog $(21-50$ lbs$)$ ages five human years, and a large dog $($over $50$ lbs$)$ ages six human years. Would it be possible to use List or Dictionary?