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Use or_fall_back_to

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This commit is contained in:
David Peter
2025-02-20 15:48:56 +01:00
parent 8829b65fde
commit fe9f634e87
1 changed files with 8 additions and 9 deletions
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17
crates/red_knot_python_semantic/src/types.rs
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@@ -1608,15 +1608,14 @@ impl<'db> Type<'db> {
"__self__" => Symbol::bound(bound_method.self_instance(db)),
"__func__" => Symbol::bound(Type::FunctionLiteral(bound_method.function(db))),
_ => {
let member = KnownClass::MethodType.to_instance(db).member(db, name);
// If an attribute is not available on the bound method object, it will be looked
// up on the underlying function object:
if member.is_unbound() {
Type::FunctionLiteral(bound_method.function(db)).member(db, name)
} else {
member
}
KnownClass::MethodType
.to_instance(db)
.member(db, name)
.or_fall_back_to(db, || {
// If an attribute is not available on the bound method object,
// it will be looked up on the underlying function object:
Type::FunctionLiteral(bound_method.function(db)).member(db, name)
})
}
},
Type::Callable(CallableType::MethodWrapperDunderGet(_)) => {