cti-python-stix2/stix2/common.py

19 lines
848 B
Python

"""STIX 2 Common Data Types and Properties"""
from .other import ExternalReference, GranularMarking
from .properties import (BooleanProperty, ListProperty, ReferenceProperty,
StringProperty, TimestampProperty)
from .utils import NOW
COMMON_PROPERTIES = {
# 'type' and 'id' should be defined on each individual type
'created': TimestampProperty(default=lambda: NOW, precision='millisecond'),
'modified': TimestampProperty(default=lambda: NOW, precision='millisecond'),
'external_references': ListProperty(ExternalReference),
'revoked': BooleanProperty(),
'labels': ListProperty(StringProperty),
'created_by_ref': ReferenceProperty(type="identity"),
'object_marking_refs': ListProperty(ReferenceProperty(type="marking-definition")),
'granular_markings': ListProperty(GranularMarking),
}