code: def stringify(*args):
      
      if (len(args) == 1) and callable(args[0]):
          func = args[0]
  
          @wraps(func)
          def _inner(*args, **kwargs):
              return "".join([str(i) for i in func(*args, **kwargs)])
          return _inner
      else:
          return "".join([str(i) for i in args])
docs: Joins args to build a string, unless there's one arg and it's a
      function, then acts a decorator.