code: def spmm_add(src: SparseTensor, other: torch.Tensor) -> torch.Tensor:
      return spmm_sum(src, other)
  
file_path: pytorch_sparse/torch_sparse/matmul.py
imports: from typing import Optional, Tuple
  import torch
  from torch import Tensor
  from torch_sparse.tensor import SparseTensor
label_desc: Use image node_id 2 for calling a global function with example usage: spmm_add(src, other) and returns: spmm_sum