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codeql/python/ql/lib/semmle/python/libraries/Zope.qll
Taus 78c33ab55a Python: Remove points-to references from python.qll
For now, these have just been made into `private` imports. After doing
this, I went through all of the (now not compiling) files and added in
private imports to the modules that they actually depended on.

I also added an explicit import of `LegacyPointsTo` (even though it may
be unnecessary) in cases where the points-to dependency was somewhat
surprising (and one we want to get rid of). This was primarily inside
the various SSA layers.

For modules inside `semmle.python.{types, objects, pointsto}` I did not
bother, as these are fairly clearly related to points-to.
2025-11-26 12:30:30 +00:00

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/** Utilities for handling the zope libraries */
import python
private import LegacyPointsTo
/** A method that belongs to a sub-class of `zope.interface.Interface` */
class ZopeInterfaceMethodValue extends PythonFunctionValue {
/** Holds if this method belongs to a class that sub-classes `zope.interface.Interface` */
ZopeInterfaceMethodValue() {
exists(Value interface, ClassValue owner |
interface = Module::named("zope.interface").attr("Interface") and
owner.declaredAttribute(_) = this and
// `zope.interface.Interface` will be recognized as a Value by the pointsTo analysis,
// because it is the result of instantiating a "meta" class. getASuperType only returns
// ClassValues, so we do this little trick to make things work
Types::getBase(owner.getASuperType(), _) = interface
)
}
override int minParameters() { result = super.minParameters() + 1 }
override int maxParameters() {
if exists(this.getScope().getVararg())
then result = super.maxParameters()
else result = super.maxParameters() + 1
}
}