PY3.W0221

Arguments differ

Used when a method has a different number of arguments than in the implemented interface or in an overridden method.

Noncompliant Code:

Copy
class Foo:
    def bar(self, arg):
        pass
class Baz(Foo):
    def bar(self, arg, arg2):
        pass

Compliant Code:

Copy
class Foo:
    def bar(self, arg):
        pass
class Baz:
    def __init__(self, intermediate):
        self.intermediate = intermediate

    def bar(self, arg):
        args = [arg, *self.intermediate]
        # do the rest

The content on this page is adapted from the Pylint User Guide, Copyright ©2003-2022, Logilab, PyCQA and contributors. All rights reserved. https://pylint.pycqa.org/en/latest/index.html#, and is used under the Python Software Foundation License Version 2. Examples, recipes, and other code in the Pylint documentation are additionally licensed under the Zero Clause BSD License.