code: def init_from_acceptor(self, acceptor):
          
          self.states = copy.deepcopy(acceptor.states)
          self.alphabet = copy.deepcopy(acceptor.alphabet)
          self.osyms = copy.deepcopy(acceptor.osyms)
          self.isyms = copy.deepcopy(acceptor.isyms)
docs: Adds a sink state
          Args:
              alphabet (list): The input alphabet
          Returns:
              None