pub fn extract_rowspan_and_colspan(element: sxd_document::dom::Element) -> (usize, usize) {
let rowspan = extract_span(element, "rowspan");
let colspan = extract_span(element, "colspan");
(rowspan, colspan)
}
fn extract_span(element: sxd_document::dom::Element, name: &str) -> usize {
element
.attribute_value(name)
.unwrap_or("1")
.parse::<usize>()
.unwrap_or(1)
}