Method to_owned_ordering

crates/vm/src/object/ext.rs:369–371

(&self, ordering: Ordering)

    }

    pub fn to_owned_ordering(&self, ordering: Ordering) -> Option<PyRef<T>> {
        self.deref_ordering(ordering).map(|x| x.to_owned())
    }

    /// # Safety
    /// The caller is responsible to keep the returned PyRef alive