Template strings, deferred annotations, better error messages, and a new debugger interface are among the goodies in Python 3 ...

To write a Python program to perform product of two complex number using binary '+' operator overloading. class complex: def __init__(self,a,b): self.a=a self.b=b def __add__(self,other): return ...

a_binary = str(bin(a))[2:] # remove the leading "0b" ...