code: def _name_from_args(func, _, params):
      """Return a parameterized test name, based on parameter values."""
      return "{}_{}".format(
          func.__name__, "_".join(str(arg) for arg in params.args)
      )
  
imports: import itertools
  import math
  from functools import partial
  import torch
  import torchaudio.functional
  from parameterized import parameterized, parameterized_class
  from torchaudio_unittest import common_utils
label_desc: Use image node_id 1 for calling a global function with example usage: _name_from_args(func, _, params) and returns: str