Function extract_buffer_or_sequence

src/objects/sequence.rs:280–296

(py: Python, obj: &PyObject)

}

pub(crate) fn extract_buffer_or_sequence<T>(py: Python, obj: &PyObject) -> PyResult<Vec<T>>
where
    for<'a> T: FromPyObject<'a> + buffer::Element + Copy,
{
    // first try buffer protocol
    if let Ok(buf) = buffer::PyBuffer::get(py, obj) {
        if buf.dimensions() == 1 {
            if let Ok(v) = buf.to_vec::<T>(py) {
                buf.release_ref(py);
                return Ok(v);
            }
        }
        buf.release_ref(py);
    }
    // fall back to sequence protocol
    extract_sequence(py, obj)
}

fn extract_sequence<T>(py: Python, obj: &PyObject) -> PyResult<Vec<T>>
where