#!/usr/bin/env python

"""
Simple iterator examples
"""


class IterateMe_1(object):
    """
    About as simple an iterator as you can get:

    returns the sequence of numbers from zero to 4
    ( like range(4) )
    """
    def __init__(self, stop=5):
        self.current = 0
        self.stop = 5
    def __iter__(self):
        return self
    def next(self):
        if self.current < self.stop:
            self.current += 1
            return self.current
        else:
            raise StopIteration
        
if __name__ == "__main__":
    
    print "first version"
    for i in IterateMe_1():
        print i