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# pylint: disable=missing-docstring, invalid-name, too-few-public-methods, no-self-use
def some_func():
pass
def decorate(func):
"""Decorate *fn* to return ``self`` to enable chained method calls."""
def wrapper(self, *args, **kw):
func(self, *args, **kw)
return 42
return wrapper
class Class:
def some_method(self):
pass
@decorate
def some_other_decorated_method(self):
pass
def some_other_method(self):
value = self.some_method() # [assignment-from-no-return]
other_value = self.some_other_decorated_method()
return value + other_value
VALUE = some_func() # [assignment-from-no-return]
class Parent:
"""Parent class"""
def compute(self):
"""This isn't supported by all child classes"""
# pylint: disable=no-self-use
raise ValueError('Not supported for this object')
def test(self):
"""Test"""
result = self.compute()
return result
class Child(Parent):
"""Child class"""
def compute(self):
"""This is supported for this child class"""
return 42
# Regression test for https://github.com/PyCQA/pylint/issues/4220
class A:
"""Parent class"""
def f(self):
"""This returns something"""
return 42
class B(A):
"""Child class"""
def __init__(self):
self.a = A()
result = self.a.f() # no error here
print(result)
def f(self):
"""This doesn't return anything"""
res = B().a.f() # no error here
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