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/**

* @name Missing call to `__del__` during object destruction

* @description An omitted call to a super-class `__del__` method may lead to class instances not being cleaned up properly.

* @kind problem

* @tags quality

* reliability

* correctness

* performance

* @problem.severity error

* @sub-severity low

* @precision high

* @id py/missing-call-to-delete

*/

import python

import MethodCallOrder

from ClassObject self, FunctionObject missing

where

missing_call_to_superclass_method(self, _, missing, "__del__") and

not missing.neverReturns() and

not self.failedInference() and

not missing.isBuiltin()

select self,

"Class " + self.getName() + " may not be cleaned up properly as $@ is not called during deletion.",

missing, missing.descriptiveString()