1. import json
  2. import argparse
  4. def load_config(config_file, override_file=None):
  5. """Loads configuration data from a JSON file, applying overrides if provided."""
  7. try:
  8. with open(config_file, 'r') as f:
  9. config = json.load(f)
  10. except FileNotFoundError:
  11. print(f"Error: Configuration file not found: {config_file}")
  12. return {}
  13. except json.JSONDecodeError:
  14. print(f"Error: Invalid JSON in configuration file: {config_file}")
  15. return {}
  17. if override_file:
  18. try:
  19. with open(override_file, 'r') as f:
  20. override = json.load(f)
  21. config.update(override) #Apply overrides
  22. except FileNotFoundError:
  23. print(f"Warning: Override file not found: {override_file}")
  24. except json.JSONDecodeError:
  25. print(f"Warning: Invalid JSON in override file: {override_file}")
  28. return config
  31. def main():
  32. """Parses command-line arguments and loads the configuration."""
  33. parser = argparse.ArgumentParser(description="Local utility configuration.")
  34. parser.add_argument("-c", "--config", required=True, help="Path to the configuration file.")
  35. parser.add_argument("-o", "--override", help="Path to the override file (optional).")
  37. args = parser.parse_args()
  39. config = load_config(args.config, args.override)
  41. #Example usage: Print the config
  42. print(json.dumps(config, indent=4))
  44. if __name__ == "__main__":
  45. main()

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