def visit_classdef(self, node: nodes.ClassDef) -> None:
"""Visit an astroid.Class node.
* set the locals_type and instance_attrs_type mappings
* set the implements list and build it
* optionally tag the node with a unique id
"""
if hasattr(node, "locals_type"):
return
node.locals_type = collections.defaultdict(list)
if self.tag:
node.uid = self.generate_id()
# resolve ancestors
for baseobj in node.ancestors(recurs=False):
specializations = getattr(baseobj, "specializations", [])
specializations.append(node)
baseobj.specializations = specializations
# resolve instance attributes
node.instance_attrs_type = collections.defaultdict(list)
for assignattrs in node.instance_attrs.values():
for assignattr in assignattrs:
if not isinstance(assignattr, nodes.Unknown):
self.handle_assignattr_type(assignattr, node)
# resolve implemented interface
try:
node.implements = list(interfaces(node, self.inherited_interfaces))
except astroid.InferenceError:
node.implements = []
def visit_classdef(self, node: nodes.ClassDef) -> None:
"""Visit an astroid.Class node.
* set the locals_type and instance_attrs_type mappings
* set the implements list and build it
* optionally tag the node with a unique id
"""
if hasattr(node, "locals_type"):
return
node.locals_type = collections.defaultdict(list)
if self.tag:
node.uid = self.generate_id()
# resolve ancestors
for baseobj in node.ancestors(recurs=False):
specializations = getattr(baseobj, "specializations", [])
specializations.append(node)
baseobj.specializations = specializations
# resolve instance attributes
node.instance_attrs_type = collections.defaultdict(list)
for assignattrs in tuple(node.instance_attrs.values()):
for assignattr in assignattrs:
if not isinstance(assignattr, nodes.Unknown):
self.handle_assignattr_type(assignattr, node)
# resolve implemented interface
try:
ifaces = interfaces(node)
if ifaces is not None:
node.implements = list(ifaces)
if node.implements:
# TODO: 3.0: Remove support for __implements__
warnings.warn(
"pyreverse will drop support for resolving and displaying implemented interfaces in pylint 3.0. "
"The implementation relies on the '__implements__' attribute proposed in PEP 245, which was rejected "
"in 2006.",
DeprecationWarning,
)
else:
node.implements = []
except astroid.InferenceError:
node.implements = []
