code: def seq2seq_params(request):
      return tests[request.param]
  
imports: from itertools import product
  import numpy
  import pytest
  from alibi_detect.od import OutlierSeq2Seq
  from alibi_detect.utils.perturbation import inject_outlier_ts
  from alibi_detect.version import __version__
label_desc: Use image node_id 1 for calling a global function with example usage: seq2seq_params(request) and returns: tests