Python Fundamentals: Implementing a subtraction of a square class

1 classSquare:2     def __init__(Self, WH):#because it is a square, it takes only one side of the length3         ifisinstance (WH, (int,float)):4SELF.WH =WH5         Else:6             RaiseTypeError7 8     def __add__(self, Other):9Self_area = SELF.WH * SELF.WH#Calculate self AreaTenOther_area = OTHER.WH * OTHER.WH#Calculate other Area One         returnSelf_area + Other_area#Add X+y A  -     def __sub__(self,other): -Self_area = SELF.WH * SELF.WH#Calculate self Area theOther_area = OTHER.WH * OTHER.WH#Calculate other Area -         returnSelf_area-other_area#subtract x-y -      -     def __mul__(self,other): +Self_area = SELF.WH * SELF.WH#Calculate self Area -Other_area = OTHER.WH * OTHER.WH#Calculate other Area +         returnSelf_area * Other_area#Multiply X*y A      at     def __mod__(self,other): -Self_area = SELF.WH * SELF.WH#Calculate self Area -Other_area = OTHER.WH * OTHER.WH#Calculate other Area -         returnSelf_area% Other_area#Divide x%y -  -S1 = Square (3) inS2 = Square (4)

Python Fundamentals: Implementing a subtraction of a square class