1. import json
  3. def nest_json(data):
  4. """
  5. Nests JSON payloads into a hierarchical structure with basic validation.
  6. """
  7. if not isinstance(data, (dict, list)):
  8. raise ValueError("Input must be a dictionary or a list.")
  10. if isinstance(data, dict):
  11. nested_data = {}
  12. for key, value in data.items():
  13. if not isinstance(key, str):
  14. raise ValueError("Keys must be strings.")
  15. nested_data[key] = nest_json(value)
  16. return nested_data
  17. elif isinstance(data, list):
  18. return [nest_json(item) for item in data]
  19. else:
  20. return data # Return primitive values as is
  22. if __name__ == '__main__':
  23. # Example usage
  24. json_data = {
  25. "name": "John Doe",
  26. "age": 30,
  27. "address": {
  28. "street": "123 Main St",
  29. "city": "Anytown",
  30. "zip": "12345"
  31. },
  32. "phoneNumbers": [
  33. {"type": "home", "number": "555-123-4567"},
  34. {"type": "work", "number": "555-987-6543"}
  35. ]
  36. }
  38. try:
  39. nested_json_data = nest_json(json_data)
  40. print(json.dumps(nested_json_data, indent=4))
  41. except ValueError as e:
  42. print(f"Error: {e}")
  44. #Example with list as root
  45. list_data = [1,2,{"a":3, "b":4}]
  46. try:
  47. nested_list_data = nest_json(list_data)
  48. print(json.dumps(nested_list_data, indent=4))
  49. except ValueError as e:
  50. print(f"Error: {e}")

Add your comment