code: def fps2(x: Tensor, ratio: Tensor) -> Tensor:
      return fps(x, None, ratio, False)
  
file_path: pytorch_cluster/test/test_fps.py
imports: from itertools import product
  import pytest
  import torch
  from torch import Tensor
  from torch_cluster import fps
  from torch_cluster.testing import devices, grad_dtypes, tensor
label_desc: Use image node_id 1 for calling a global function with example usage: fps2(x, ratio) and returns: fps