#!/usr/bin/python

class Stack:
	"""Basic stack"""

	def __init__(self):
		self.list = []

	def push(self, object):
		self.list.append(object)

	def pop(self):
		return self.list.pop()

	def peek(self):
		object = self.list.pop()
		self.list.append(object)
		return(object)

	def __len__(self):
		return len(self.list)

	def __int__(self):
		return(self.__len__(self))

if __name__ == '__main__':
	teststack = Stack()
	for num in xrange(10):
		teststack.push(num)
		print "Pushed %d" % (num)

	while teststack:
 		num = teststack.peek()
		print "Peeked %d" % (num)
 		num = teststack.pop()
		print "Popped %d" % (num)