Method __setitem__

flow-message/src/cross/python/cow_list.rs:20–28

(&mut self, idx: isize, value: PyObject)

    }

    fn __setitem__(&mut self, idx: isize, value: PyObject) -> PyResult<()> {
        let gil = Python::acquire_gil();
        let py = gil.python();
        let data = to_data(py, value)?;
        let len = self.as_ref().len();
        let idx = cvt_idx(len, idx);
        self.as_mut().set(idx, data);
        Ok(())
    }

    fn __getitem__(&self, idx: isize) -> PyResult<PyObject> {
        let gil = Python::acquire_gil();