How to use the sdv.scripts.error function in sdv

scripts.set_output_level(options)

        # Validate input documents
        results = scripts.run_validation(options)

        # Print validation results
        scripts.print_results(results, options)

        # Determine exit status code and exit.
        code = scripts.status_code(results)
        sys.exit(code)

    except scripts.ArgumentError as ex:
        if ex.show_help:
            parser.print_help()
        scripts.error(ex)
    except (errors.ValidationError, IOError) as ex:
        scripts.error(
            "Validation error occurred: '%s'" % str(ex),
            codes.EXIT_VALIDATION_ERROR
        )
    except Exception:
        logging.exception("Fatal error occurred")
        sys.exit(codes.EXIT_FAILURE)

# Validate input documents
        results = scripts.run_validation(options)

        # Print validation results
        scripts.print_results(results, options)

        # Determine exit status code and exit.
        code = scripts.status_code(results)
        sys.exit(code)

    except scripts.ArgumentError as ex:
        if ex.show_help:
            parser.print_help()
        scripts.error(ex)
    except (errors.ValidationError, IOError) as ex:
        scripts.error(
            "Validation error occurred: '%s'" % str(ex),
            codes.EXIT_VALIDATION_ERROR
        )
    except Exception:
        logging.exception("Fatal error occurred")
        sys.exit(codes.EXIT_FAILURE)

try:
        # Assume valid XML, prep profile for conversion
        options = scripts.ValidationOptions()
        options.in_profile = args.profile

        # Convert the profile
        _convert_profile(options)

        # If no exception was thrown, then conversion was successful.
        sys.exit(codes.EXIT_SUCCESS)

    except scripts.ArgumentError as ex:
        if ex.show_help:
            parser.print_help()
        scripts.error(ex)
    except Exception:
        logging.exception("Fatal error occurred")
        sys.exit(codes.EXIT_FAILURE)

# Validate input documents
        results = scripts.run_validation(options)

        # Print validation results
        scripts.print_results(results, options)

        # Determine exit status code and exit.
        code = scripts.status_code(results)
        sys.exit(code)

    except scripts.ArgumentError as ex:
        if ex.show_help:
            parser.print_help()
        scripts.error(ex)
    except (errors.ValidationError, IOError) as ex:
        scripts.error(
            "Validation error occurred: '%s'" % str(ex),
            codes.EXIT_VALIDATION_ERROR
        )
    except Exception:
        logging.exception("Fatal error occurred")
        sys.exit(codes.EXIT_FAILURE)

xml = stix_package.to_xml(encoding=None)
        validator_options.in_files = io.StringIO(xml)

        try:
            scripts.set_output_level(validator_options)

            validation_results = scripts.validate_file(
                validator_options.in_files,
                validator_options
            )
            results = {stix_package.id_: validation_results}

            # Print stix-validator results
            scripts.print_results(results, validator_options)
        except (errors.ValidationError, IOError) as ex:
            scripts.error(
                "Validation error occurred: '%s'" % str(ex),
                codes.EXIT_VALIDATION_ERROR
            )
        except Exception:
            log.exception("Fatal error occurred", extra={'ecode': 0})
            sys.exit(codes.EXIT_FAILURE)

        return xml

xml = stix_package.to_xml(encoding=None)
        validator_options.in_files = io.StringIO(xml)

        try:
            scripts.set_output_level(validator_options)

            validation_results = scripts.validate_file(
                validator_options.in_files,
                validator_options
            )
            results = {stix_package.id_: validation_results}

            # Print stix-validator results
            scripts.print_results(results, validator_options)
        except (errors.ValidationError, IOError) as ex:
            scripts.error(
                "Validation error occurred: '%s'" % str(ex),
                codes.EXIT_VALIDATION_ERROR
            )
        except Exception:
            log.exception("Fatal error occurred", extra={'ecode': 0})
            sys.exit(codes.EXIT_FAILURE)

        return xml