Method lookup_ref

crates/vm/src/builtins/type.rs:1086–1089

_PyType_LookupRef: look up a name through the MRO without setting an exception.

(&self, name: &Py<PyStr>, vm: &VirtualMachine)

    /// _PyType_LookupRef: look up a name through the MRO without setting an exception.
    pub fn lookup_ref(&self, name: &Py<PyStr>, vm: &VirtualMachine) -> Option<PyObjectRef> {
        let interned_name = vm.ctx.interned_str(name)?;
        self.find_name_in_mro(interned_name)
    }

    pub fn get_super_attr(&self, attr_name: &'static PyStrInterned) -> Option<PyObjectRef> {
        self.mro.read()[1..]