Method pop

crates/vm/src/stdlib/_collections.rs:217–222

(&self, vm: &VirtualMachine)

        #[pymethod]
        fn pop(&self, vm: &VirtualMachine) -> PyResult {
            self.state.fetch_add(1);
            self.borrow_deque_mut()
                .pop_back()
                .ok_or_else(|| vm.new_index_error("pop from an empty deque"))
        }

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