Tenants initialized properly
Tenant class calculates credit rating
Adds tenant to apartment unless tenant has bad credit rating or apartment is full
Working evict method in Apartment class
Working evict all method for apartment class
Working evict_all and avg_credit_score methods for Apartment class
Working credit_rating method is Apartment class
Working intializer for Building class
Working add_apartment method for Building class
Added additional test case for evict method in Apartment class
Able to remove apartments from building class (no error checking)
Add apartment method raises error if no apartment found
Complete remove_apartment method for Building class
Complete square_footage method for Building class
Working total monthly revenue method for Building class
Working tenant list method for Building class
Completed Building class