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Merge pull request #19932 from joefarebrother/python-qual-init-del-calls

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Python: Modernize 4 queries for missing/multiple calls to init/del methods
This commit is contained in:
Joe Farebrother
2025-09-08 09:29:38 +01:00
committed by GitHub
parent 8c34b7eaea cd6a151d9b
commit 869b7e09d7
49 changed files with 956 additions and 608 deletions
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13
python/ql/lib/semmle/python/dataflow/new/internal/DataFlowDispatch.qll
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@@ -856,9 +856,14 @@ Class getNextClassInMroKnownStartingClass(Class cls, Class startingClass) {
)
}
private Function findFunctionAccordingToMroKnownStartingClass(
Class cls, Class startingClass, string name
) {
/**
* Gets a potential definition of the function `name` of the class `cls` according to our approximation of
* MRO for the class `startingCls` (see `getNextClassInMroKnownStartingClass` for more information).
*
* Note: this is almost the same as `findFunctionAccordingToMro`, except we know the
* `startingClass`, which can give slightly more precise results.
*/
Function findFunctionAccordingToMroKnownStartingClass(Class cls, Class startingClass, string name) {
result = cls.getAMethod() and
result.getName() = name and
cls = getADirectSuperclass*(startingClass)
@@ -871,7 +876,7 @@ private Function findFunctionAccordingToMroKnownStartingClass(
/**
* Gets a potential definition of the function `name` according to our approximation of
* MRO for the class `cls` (see `getNextClassInMroKnownStartingClass` for more information).
* MRO for the class `startingCls` (see `getNextClassInMroKnownStartingClass` for more information).
*
* Note: this is almost the same as `findFunctionAccordingToMro`, except we know the
* `startingClass`, which can give slightly more precise results.