Crash on combination of decorators and properties #5382
Description
Bug description
The following file should be added to our functional tests:
tests/functional/r/regression_02/regression_node_statement_two.py:
"""Test to see we don't crash on this code in pandas.
See: https://github.com/pandas-dev/pandas/blob/master/pandas/core/indexes/period.py
"""
# pylint: disable=no-member, redefined-builtin, invalid-name, missing-class-docstring
def my_decorator(*params):
def decorator(decorated):
return decorated
return decorator
class ClassWithProperty:
def f():
return "string"
f.__name__ = "name"
f.__doc__ = "docstring"
hour = property(f)
class ClassWithDecorator:
@my_decorator(ClassWithProperty.hour.fget)
def my_property(self) -> str:
return "a string"Found while working on #5310
Similar crash occurs on this file:
https://github.com/django/django/blob/main/django/template/response.py
Configuration
No response
Command used
pylintPylint output
Traceback (most recent call last):
File "/Users/daniel/DocumentenLaptop/Programming/Github/pylint/pylint/utils/ast_walker.py", line 72, in walk
callback(astroid)
File "/Users/daniel/DocumentenLaptop/Programming/Github/pylint/pylint/checkers/typecheck.py", line 1041, in visit_attribute
for n in owner.getattr(node.attrname)
File "/Users/daniel/.pyenv/versions/3.10.0/envs/pylint-3.10.0/lib/python3.10/site-packages/astroid/nodes/scoped_nodes.py", line 1795, in getattr
found_attrs.append(self.special_attributes.lookup(name))
File "/Users/daniel/.pyenv/versions/3.10.0/envs/pylint-3.10.0/lib/python3.10/site-packages/astroid/interpreter/objectmodel.py", line 127, in lookup
return getattr(self, IMPL_PREFIX + name)
File "/Users/daniel/.pyenv/versions/3.10.0/envs/pylint-3.10.0/lib/python3.10/site-packages/astroid/interpreter/objectmodel.py", line 802, in attr_fget
property_accessor.postinit(args=func.args, body=func.body)
AttributeError: 'Property' object has no attribute 'args'Expected behavior
No crash
Pylint version
Latest commit on `main`.OS / Environment
No response
Additional dependencies
No response