code: def _check_eftype(eftype):
      """Check validity of eftype"""
      if eftype.lower() in [
          "none",
          "hedges",
          "cohen",
          "r",
          "pointbiserialr",
          "eta-square",
          "odds-ratio",
          "auc",
          "cles",
      ]:
          return True
      else:
          return False
  
file_path: pingouin/pingouin/utils.py
imports: import numbers
  import numpy
  import pandas
  import itertools
  import collections.abc
  from tabulate import tabulate
  from .config import options
label_desc: Use image node_id 8 for calling a global function with example usage: _check_eftype(eftype) and returns: True, False