code: def _verify_feature_dim(feature_dims: List[int]):
      assert isinstance(feature_dims, list)
      assert all(x > 0 for x in feature_dims)
  
imports: from typing import Callable, List
  import torch
  import torch.nn
label_desc: Use image node_id 2 for calling a global function with example usage: _verify_feature_dim(feature_dims) without return types