Method insert

crates/vm/src/stdlib/_collections.rs:191–214

(&self, idx: i32, obj: PyObjectRef, vm: &VirtualMachine)

        #[pymethod]
        fn insert(&self, idx: i32, obj: PyObjectRef, vm: &VirtualMachine) -> PyResult<()> {
            self.state.fetch_add(1);
            let mut deque = self.borrow_deque_mut();

            if self.maxlen == Some(deque.len()) {
                return Err(vm.new_index_error("deque already at its maximum size"));
            }

            let idx = if idx < 0 {
                if -idx as usize > deque.len() {
                    0
                } else {
                    deque.len() - ((-idx) as usize)
                }
            } else if idx as usize > deque.len() {
                deque.len()
            } else {
                idx as usize
            };

            deque.insert(idx, obj);

            Ok(())
        }

        #[pymethod]
        fn pop(&self, vm: &VirtualMachine) -> PyResult {