code: def simple_accuracy(preds, labels):
      warnings.warn(DEPRECATION_WARNING, FutureWarning)
      requires_backends(simple_accuracy, "sklearn")
      return (preds == labels).mean()
  
imports: import warnings
  from ...utils import is_sklearn_available, requires_backends
label_desc: Use image node_id 1 for calling a global function with example usage: simple_accuracy(preds, labels) and returns: unknown