code: def _ntuple(n, name="parse"):
      def parse(x):
          if isinstance(x, Iterable):
              return tuple(x)
          return tuple(repeat(x, n))
  
      parse.__name__ = name
      return parse
  
imports: from typing import Dict, Union, Tuple, Callable, Optional
  from collections.abc import Iterable
  from itertools import repeat
  import torch
  import torch.nn
  import torch.nn.functional
  from torch import Tensor
  from .target_space import TargetType
label_desc: Use image node_id 1 for calling a global function with example usage: _ntuple(n, name) and returns: parse, tuple, tuple