class Borg(object):
  __shared_state = {}
  def __init__(self, size=512):
      """
      """
      self.__dict__ = self.__shared_state

      if len(self.__shared_state.keys()) == 0:
          self.mem_size = size
          self.blks_avail = size
          self.blks_used = 0
          self.process_table = {}

  def __str__(self):
    return "%s" % (self.mem_size)

  def printd(self):
    print(self.__dict__)


class BorgChild(Borg):
  def __init__(self,size=512):
    super().__init__(size)
    self.my_mem_size = size

  def print(self):
    return dir(self)

  def __str__(self):
    return "My:%s,Parent:%s" % (self.my_mem_size,self.mem_size)

  def printd(self):
    print(self.__dict__)



B = Borg(2048)
B.printd()

B1 = BorgChild()
B2 = BorgChild(1024)
B1.printd()
B2.printd()


B.printd()