code: def mmd_from_kernel_matrix_params(request):
      return tests_mmd_from_kernel_matrix[request.param]
  
file_path: alibi-detect/alibi_detect/utils/pytorch/tests/test_distance_pt.py
imports: import numpy
  from itertools import product
  import pytest
  import torch
  from alibi_detect.utils.pytorch import GaussianRBF, mmd2, mmd2_from_kernel_matrix, permed_lsdds
  from alibi_detect.utils.pytorch import squared_pairwise_distance, batch_compute_kernel_matrix
label_desc: Use image node_id 7 for calling a global function with example usage: mmd_from_kernel_matrix_params(request) and returns: tests_mmd_from_kernel_matrix