Method payload_if_exact

crates/vm/src/object/core.rs:1444–1451

(&self, vm: &VirtualMachine)

    #[deprecated(note = "use downcast_ref_if_exact instead")]
    #[inline(always)]
    pub fn payload_if_exact<T: PyPayload>(&self, vm: &VirtualMachine) -> Option<&T> {
        if self.class().is(T::class(&vm.ctx)) {
            #[allow(deprecated)]
            self.payload()
        } else {
            None
        }
    }

    #[inline(always)]
    fn instance_dict(&self) -> Option<&InstanceDict> {