use a base class only once

Docs > Code Analysis > Static Analysis Rules > use a base class only once

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Metadata

ID: python-best-practices/no-duplicate-base-class

Language: Python

Severity: Warning

Category: Error Prone

Description

Classes should not have the same superclass specified twice. Each superclass must be unique.

Non-Compliant Code Examples

class MyClass:
    pass


# The SuperClass parent is specified twice
class MyClassTwo(SuperClass, OtherClass, SuperClass):
    pass

Compliant Code Examples

class MyClass:
    pass


class MyClassTwo(SuperClass):
    pass

How to use this rule

1
2
rulesets:
  - python-best-practices     # Rules to enforce Python best practices.

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