1. from collections import defaultdict, Counter
  3. def format_collections(data):
  4. """Formats collections for concise output."""
  5. if isinstance(data, dict):
  6. formatted = "{\n"
  7. for key, value in data.items():
  8. formatted += f" '{key}': {format_collection(value)}\n"
  9. formatted += "}"
  10. return formatted
  11. elif isinstance(data, list):
  12. formatted = "[{}]\n".format(",".join([format_collection(item) for item in data]))
  13. return formatted
  14. elif isinstance(data, Counter):
  15. formatted = "{"
  16. for key, count in data.items():
  17. formatted += f"'{key}': {count}, "
  18. formatted = formatted[:-2] + "}" # Remove trailing comma
  19. return formatted
  20. else:
  21. return str(data) # Default: string representation
  23. def format_collection(item):
  24. """Applies formatting to individual items within collections."""
  25. if isinstance(item, (dict, list, Counter)):
  26. return format_collections(item)
  27. else:
  28. return item

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