Method set_gc_generation

crates/vm/src/object/core.rs:1578–1580

(&self, generation: u8)

    /// Must only be called while holding the generation list's write lock.
    #[inline]
    pub(crate) fn set_gc_generation(&self, generation: u8) {
        self.0.gc_generation.store(generation, Ordering::Relaxed);
    }

    /// _PyObject_GC_TRACK
    #[inline]