code: def __sanitize_metrics(metrics_list):
      try:
          return [metric.lower() for metric in to_list(metrics_list)]
      except AttributeError:
          print('"metrics_list" must be a list of strings.')
  
file_path: aequitas/src/aequitas/plot/commons/initializers.py
imports: import altair
  from aequitas.plot.commons import validators
  from aequitas.plot.commons import scales
  from aequitas.plot.commons.helpers import to_list, calculate_chart_size_from_elements
label_desc: Use image node_id 1 for calling a global function with example usage: __sanitize_metrics(metrics_list) and returns: unknown