code: def different_lengths():
      """Change points with different lengths."""
      return list(range(5)), list(range(10))
  
file_path: sktime/sktime/performance_metrics/tests/test_segmentation_metrics.py
imports: import pytest
  from sktime.performance_metrics.annotation.metrics import count_error, hausdorff_error, prediction_ratio
label_desc: Use image node_id 2 for calling a global function with example usage: different_lengths() and returns: list,  list