the_most_useless_code_in_the_world.py

#!/usr/bin/env python

def recursive_arithmetic_exception(depth=0, max_depth=20):
    raise_string = (
        '%stry:\n'
        '%sraise ArithmeticError\n'
        '%sexcept ArithmeticError:\n'
    % (' ' * depth * 4, ' ' * (depth * 4 + 4), ' ' * depth * 4))

    if depth < max_depth:
        raise_string += recursive_arithmetic_exception(depth=depth+1, max_depth=max_depth)     
    
    if depth == 0:
        raise_string += '%sraise ZeroDivisionError\n' % (' ' * (max_depth * 4 + 4))

    return raise_string