code: def cat(tensors, dim):  # noqa: F811
      # type: (List[SparseTensor], List[int]) -> SparseTensor
      pass
  
file_path: pytorch_sparse/torch_sparse/cat.py
imports: from typing import Optional, List, Tuple
  import torch
  from torch_sparse.storage import SparseStorage
  from torch_sparse.tensor import SparseTensor
label_desc: Use image node_id 3 for calling a global function with example usage: cat(tensors, dim) without return types