Change default parameters from empty lists to None. Fixes #351
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8810983ca0
commit
fc95b400ff
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@ -53,7 +53,7 @@ def _custom_marking_builder(cls, type, properties, version):
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return _CustomMarking
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def _custom_observable_builder(cls, type, properties, version, id_contrib_props=[]):
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def _custom_observable_builder(cls, type, properties, version, id_contrib_props=None):
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class _CustomObservable(cls, _Observable):
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if not re.match(TYPE_REGEX, type):
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@ -966,7 +966,7 @@ class X509Certificate(_Observable):
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self._check_at_least_one_property(att_list)
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def CustomObservable(type='x-custom-observable', properties=None, id_contrib_props=[]):
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def CustomObservable(type='x-custom-observable', properties=None, id_contrib_props=None):
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"""Custom STIX Cyber Observable Object type decorator.
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Example:
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@ -980,6 +980,9 @@ def CustomObservable(type='x-custom-observable', properties=None, id_contrib_pro
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... pass
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"""
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if id_contrib_props is None:
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id_contrib_props = []
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def wrapper(cls):
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_properties = list(itertools.chain.from_iterable([
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[('type', TypeProperty(type))],
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