How to use the stix2.properties.ListProperty function in stix2

_type = 'tool'
    _properties = OrderedDict([
        ('type', TypeProperty(_type)),
        ('id', IDProperty(_type, spec_version='2.0')),
        ('created_by_ref', ReferenceProperty(valid_types='identity', spec_version='2.0')),
        ('created', TimestampProperty(default=lambda: NOW, precision='millisecond')),
        ('modified', TimestampProperty(default=lambda: NOW, precision='millisecond')),
        ('name', StringProperty(required=True)),
        ('description', StringProperty()),
        ('kill_chain_phases', ListProperty(KillChainPhase)),
        ('tool_version', StringProperty()),
        ('revoked', BooleanProperty(default=lambda: False)),
        ('labels', ListProperty(StringProperty, required=True)),
        ('external_references', ListProperty(ExternalReference)),
        ('object_marking_refs', ListProperty(ReferenceProperty(valid_types='marking-definition', spec_version='2.0'))),
        ('granular_markings', ListProperty(GranularMarking)),
    ])


class Vulnerability(STIXDomainObject):
    """For more detailed information on this object's properties, see
    `the STIX 2.0 specification `__.
    """

    _type = 'vulnerability'
    _properties = OrderedDict([
        ('type', TypeProperty(_type)),
        ('id', IDProperty(_type, spec_version='2.0')),
        ('created_by_ref', ReferenceProperty(valid_types='identity', spec_version='2.0')),
        ('created', TimestampProperty(default=lambda: NOW, precision='millisecond')),
        ('modified', TimestampProperty(default=lambda: NOW, precision='millisecond')),
        ('name', StringProperty(required=True)),

def wrapper(cls):
        _properties = list(itertools.chain.from_iterable([
            [
                ('type', TypeProperty(type)),
                ('id', IDProperty(type, spec_version='2.0')),
                ('created_by_ref', ReferenceProperty(valid_types='identity', spec_version='2.0')),
                ('created', TimestampProperty(default=lambda: NOW, precision='millisecond')),
                ('modified', TimestampProperty(default=lambda: NOW, precision='millisecond')),
            ],
            [x for x in properties if not x[0].startswith('x_')],
            [
                ('revoked', BooleanProperty(default=lambda: False)),
                ('labels', ListProperty(StringProperty)),
                ('external_references', ListProperty(ExternalReference)),
                ('object_marking_refs', ListProperty(ReferenceProperty(valid_types='marking-definition', spec_version='2.0'))),
                ('granular_markings', ListProperty(GranularMarking)),
            ],
            sorted([x for x in properties if x[0].startswith('x_')], key=lambda x: x[0]),
        ]))
        return _custom_object_builder(cls, type, _properties, '2.0')
    return wrapper

# TODO: Add link
    """For more detailed information on this object's properties, see
    `the STIX 2.1 specification `__.
    """

    _type = 'autonomous-system'
    _properties = OrderedDict([
        ('type', TypeProperty(_type)),
        ('id', IDProperty(_type, spec_version='2.1')),
        ('number', IntegerProperty(required=True)),
        ('name', StringProperty()),
        ('rir', StringProperty()),
        ('extensions', ExtensionsProperty(spec_version='2.1', enclosing_type=_type)),
        ('spec_version', StringProperty(fixed='2.1')),
        ('object_marking_refs', ListProperty(ReferenceProperty(valid_types='marking-definition', spec_version='2.1'))),
        ('granular_markings', ListProperty(GranularMarking)),
        ('defanged', BooleanProperty(default=lambda: False)),
    ])
    _id_contributing_properties = ["number"]


class Directory(_Observable):
    # TODO: Add link
    """For more detailed information on this object's properties, see
    `the STIX 2.1 specification `__.
    """

    _type = 'directory'
    _properties = OrderedDict([
        ('type', TypeProperty(_type)),
        ('id', IDProperty(_type, spec_version='2.1')),
        ('path', StringProperty(required=True)),

from ..properties import (
    IDProperty, ListProperty, STIXObjectProperty, TypeProperty,
)


class Bundle(_STIXBase):
    # TODO: Add link
    """For more detailed information on this object's properties, see
    `the STIX 2.1 specification `__.
    """

    _type = 'bundle'
    _properties = OrderedDict([
        ('type', TypeProperty(_type)),
        ('id', IDProperty(_type, spec_version='2.1')),
        ('objects', ListProperty(STIXObjectProperty(spec_version='2.1'))),
    ])

    def __init__(self, *args, **kwargs):
        # Add any positional arguments to the 'objects' kwarg.
        if args:
            if isinstance(args[0], list):
                kwargs['objects'] = args[0] + list(args[1:]) + kwargs.get('objects', [])
            else:
                kwargs['objects'] = list(args) + kwargs.get('objects', [])

        self._allow_custom = kwargs.get('allow_custom', False)
        self._properties['objects'].contained.allow_custom = kwargs.get('allow_custom', False)

        super(Bundle, self).__init__(**kwargs)

    def get_obj(self, obj_uuid):

_type = 'relationship'
    _properties = OrderedDict([
        ('type', TypeProperty(_type)),
        ('spec_version', StringProperty(fixed='2.1')),
        ('id', IDProperty(_type, spec_version='2.1')),
        ('created_by_ref', ReferenceProperty(valid_types='identity', spec_version='2.1')),
        ('created', TimestampProperty(default=lambda: NOW, precision='millisecond')),
        ('modified', TimestampProperty(default=lambda: NOW, precision='millisecond')),
        ('relationship_type', StringProperty(required=True)),
        ('description', StringProperty()),
        ('source_ref', ReferenceProperty(invalid_types=_invalid_source_target_types, spec_version='2.1', required=True)),
        ('target_ref', ReferenceProperty(invalid_types=_invalid_source_target_types, spec_version='2.1', required=True)),
        ('start_time', TimestampProperty()),
        ('stop_time', TimestampProperty()),
        ('revoked', BooleanProperty(default=lambda: False)),
        ('labels', ListProperty(StringProperty)),
        ('confidence', IntegerProperty()),
        ('lang', StringProperty()),
        ('external_references', ListProperty(ExternalReference)),
        ('object_marking_refs', ListProperty(ReferenceProperty(valid_types='marking-definition', spec_version='2.1'))),
        ('granular_markings', ListProperty(GranularMarking)),
    ])

    # Explicitly define the first three kwargs to make readable Relationship declarations.
    def __init__(
        self, source_ref=None, relationship_type=None,
        target_ref=None, **kwargs
    ):
        # Allow (source_ref, relationship_type, target_ref) as positional args.
        if source_ref and not kwargs.get('source_ref'):
            kwargs['source_ref'] = source_ref
        if relationship_type and not kwargs.get('relationship_type'):

_type = 'sighting'
    _properties = OrderedDict([
        ('type', TypeProperty(_type)),
        ('spec_version', StringProperty(fixed='2.1')),
        ('id', IDProperty(_type, spec_version='2.1')),
        ('created_by_ref', ReferenceProperty(valid_types='identity', spec_version='2.1')),
        ('created', TimestampProperty(default=lambda: NOW, precision='millisecond')),
        ('modified', TimestampProperty(default=lambda: NOW, precision='millisecond')),
        ('description', StringProperty()),
        ('first_seen', TimestampProperty()),
        ('last_seen', TimestampProperty()),
        ('count', IntegerProperty(min=0, max=999999999)),
        ('sighting_of_ref', ReferenceProperty(valid_types="SDO", spec_version='2.1', required=True)),
        ('observed_data_refs', ListProperty(ReferenceProperty(valid_types='observed-data', spec_version='2.1'))),
        ('where_sighted_refs', ListProperty(ReferenceProperty(valid_types='identity', spec_version='2.1'))),
        ('summary', BooleanProperty()),
        ('revoked', BooleanProperty(default=lambda: False)),
        ('labels', ListProperty(StringProperty)),
        ('confidence', IntegerProperty()),
        ('lang', StringProperty()),
        ('external_references', ListProperty(ExternalReference)),
        ('object_marking_refs', ListProperty(ReferenceProperty(valid_types='marking-definition', spec_version='2.1'))),
        ('granular_markings', ListProperty(GranularMarking)),
    ])

    # Explicitly define the first kwargs to make readable Sighting declarations.
    def __init__(self, sighting_of_ref=None, **kwargs):
        # Allow sighting_of_ref as a positional arg.
        if sighting_of_ref and not kwargs.get('sighting_of_ref'):
            kwargs['sighting_of_ref'] = sighting_of_ref

('type', TypeProperty(_type)),
        ('id', IDProperty(_type, spec_version='2.1')),
        ('is_multipart', BooleanProperty(required=True)),
        ('date', TimestampProperty()),
        ('content_type', StringProperty()),
        ('from_ref', ReferenceProperty(valid_types='email-addr', spec_version='2.1')),
        ('sender_ref', ReferenceProperty(valid_types='email-addr', spec_version='2.1')),
        ('to_refs', ListProperty(ReferenceProperty(valid_types='email-addr', spec_version='2.1'))),
        ('cc_refs', ListProperty(ReferenceProperty(valid_types='email-addr', spec_version='2.1'))),
        ('bcc_refs', ListProperty(ReferenceProperty(valid_types='email-addr', spec_version='2.1'))),
        ('message_id', StringProperty()),
        ('subject', StringProperty()),
        ('received_lines', ListProperty(StringProperty)),
        ('additional_header_fields', DictionaryProperty(spec_version='2.1')),
        ('body', StringProperty()),
        ('body_multipart', ListProperty(EmbeddedObjectProperty(type=EmailMIMEComponent))),
        ('raw_email_ref', ReferenceProperty(valid_types='artifact', spec_version='2.1')),
        ('extensions', ExtensionsProperty(spec_version='2.1', enclosing_type=_type)),
        ('spec_version', StringProperty(fixed='2.1')),
        ('object_marking_refs', ListProperty(ReferenceProperty(valid_types='marking-definition', spec_version='2.1'))),
        ('granular_markings', ListProperty(GranularMarking)),
        ('defanged', BooleanProperty(default=lambda: False)),
    ])
    _id_contributing_properties = ["from_ref", "subject", "body"]

    def _check_object_constraints(self):
        super(EmailMessage, self)._check_object_constraints()
        self._check_properties_dependency(['is_multipart'], ['body_multipart'])
        if self.get('is_multipart') is True and self.get('body'):
            # 'body' MAY only be used if is_multipart is false.
            raise DependentPropertiesError(self.__class__, [('is_multipart', 'body')])

class Report(STIXDomainObject):
    """For more detailed information on this object's properties, see
    `the STIX 2.0 specification `__.
    """

    _type = 'report'
    _properties = OrderedDict([
        ('type', TypeProperty(_type)),
        ('id', IDProperty(_type, spec_version='2.0')),
        ('created_by_ref', ReferenceProperty(valid_types='identity', spec_version='2.0')),
        ('created', TimestampProperty(default=lambda: NOW, precision='millisecond')),
        ('modified', TimestampProperty(default=lambda: NOW, precision='millisecond')),
        ('name', StringProperty(required=True)),
        ('description', StringProperty()),
        ('published', TimestampProperty(required=True)),
        ('object_refs', ListProperty(ReferenceProperty(valid_types=["SCO", "SDO", "SRO"], spec_version='2.0'), required=True)),
        ('revoked', BooleanProperty(default=lambda: False)),
        ('labels', ListProperty(StringProperty, required=True)),
        ('external_references', ListProperty(ExternalReference)),
        ('object_marking_refs', ListProperty(ReferenceProperty(valid_types='marking-definition', spec_version='2.0'))),
        ('granular_markings', ListProperty(GranularMarking)),
    ])


class ThreatActor(STIXDomainObject):
    """For more detailed information on this object's properties, see
    `the STIX 2.0 specification `__.
    """

    _type = 'threat-actor'
    _properties = OrderedDict([
        ('type', TypeProperty(_type)),