Method symmetric_difference

crates/vm/src/builtins/set.rs:274–289

(
        &self,
        other: ArgIterable,
        vm: &VirtualMachine,
    )

    }

    pub(super) fn symmetric_difference(
        &self,
        other: ArgIterable,
        vm: &VirtualMachine,
    ) -> PyResult<Self> {
        let new_inner = self.clone();

        // We want to remove duplicates in other
        let other_set = Self::from_iter(other.iter(vm)?, vm)?;

        for item in other_set.elements() {
            new_inner.content.delete_or_insert(vm, &item, ())?
        }

        Ok(new_inner)
    }

    fn issuperset(&self, other: ArgIterable, vm: &VirtualMachine) -> PyResult<bool> {
        for item in other.iter(vm)? {