120     def __add__(self, other):  argument
123     def __sub__(self, other):  argument
126     def __mul__(self, other):  argument
129     def __floordiv__(self, other):  argument
132     def __mod__(self, other):  argument
135     def __divmod__(self, other):  argument
138     def __pow__(self, other):  argument
141     def __lshift__(self, other):  argument
144     def __rshift__(self, other):  argument
147     def __and__(self, other):  argument
150     def __xor__(self, other):  argument
153     def __or__(self, other):  argument
156     def __div__(self, other):  argument
159     def __truediv__(self, other):  argument
162     def __iadd__(self, other):  argument
167     def __isub__(self, other):  argument
172     def __imul__(self, other):  argument
177     def __idiv__(self, other):  argument
182     def __itruediv__(self, other):  argument
187     def __ifloordiv__(self, other):  argument
192     def __imod__(self, other):  argument
197     def __ipow__(self, other):  argument
202     def __ipow__(self, other, modulo):  argument
207     def __ilshift__(self, other):  argument
212     def __irshift__(self, other):  argument
217     def __iand__(self, other):  argument
222     def __ixor__(self, other):  argument
227     def __ior__(self, other):  argument