Method identical_optimization

crates/vm/src/types/slot.rs:1914–1920

(
        self,
        a: &impl Borrow<PyObject>,
        b: &impl Borrow<PyObject>,
    )

    /// appropriate return value exists.
    #[inline]
    pub fn identical_optimization(
        self,
        a: &impl Borrow<PyObject>,
        b: &impl Borrow<PyObject>,
    ) -> Option<bool> {
        self.map_eq(|| a.borrow().is(b.borrow()))
    }

    /// Returns `Some(true)` when self is `Eq` and `f()` returns true. Returns `Some(false)` when self
    /// is `Ne` and `f()` returns true. Otherwise returns `None`.