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23 lines
634 B
Plaintext
23 lines
634 B
Plaintext
/**
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* @name `__slots__` in old-style class
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* @description Overriding the class dictionary by declaring `__slots__` is not supported by old-style
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* classes.
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* @kind problem
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* @problem.severity error
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* @tags portability
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* correctness
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* @sub-severity low
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* @precision very-high
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* @id py/slots-in-old-style-class
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*/
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import python
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private import semmle.python.dataflow.new.internal.DataFlowDispatch
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from Class c
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where
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not DuckTyping::isNewStyle(c) and
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DuckTyping::declaresAttribute(c, "__slots__")
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select c,
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"Using '__slots__' in an old style class just creates a class attribute called '__slots__'."
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