class PropertyDocBase(object):
_spam = 1
def _get_spam(self):
return self._spam
spam = DynamicClassAttribute(_get_spam, doc="spam spam spam")
class Node(Entity, metaclass=MetaNode):
def __init__(self):
self._meta = self._meta()
def _labels_getter(self) -> FrozenSet[str]:
return self._meta.labels
def _labels_setter(self, value: Iterable[str]):
exception_message = BadLabels.__doc__
try:
iter(value)
except TypeError:
raise BadLabels(exception_message)
if not value\
or not all(isinstance(item, str) for item in value)\
or not all(value):
raise BadLabels(exception_message)
labels = frozenset(value)
if not type(self).labels.issubset(labels):
raise BadLabels(exception_message)
self._meta.labels = labels
labels = DynamicClassAttribute(
fget=_labels_getter,
fset=_labels_setter,
)
@classmethod
def inflate(cls, node: graph.Node) -> 'Node':
raise NotImplementedError
def save(self):
raise NotImplementedError
class C(object):
def foo(self):
pass
foo.__isabstractmethod__ = NotBool()
foo = DynamicClassAttribute(foo)