docs: def do_slash(self,args):
          """
          Navigate back to the root level.
  
          For example, if you are in `(aws)/stack:.../asg:.../`, executing `slash` will place you in `(aws)/`.
  
          slash -h for more details
          """
          parser = CommandArgumentParser("slash")
          args = vars(parser.parse_args(args))
          if None == self.parent:
              print "You're at the root. Try 'quit' to quit"
          else:
              raise SlashException()