new_contents: #!/usr/bin/env python3
  
  from pickle import load
  from pprint import PrettyPrinter
  from pathlib import Path
  
  pickle_path = Path(__file__).resolve().parents[1] / 'pickles' / 'altitudes.pickle'
  
  with pickle_path.open('rb') as f:
      altitudes = load(f)
  
  pp = PrettyPrinter(indent=3)
  pp.pprint(altitudes)
  
subject: Create print_alt.py