CODE EXAMPLE FOR PYTHON

closedxml hide column

var wb = new XLWorkbook();
var ws = wb.Worksheets.Add("Hide Unhide");

ws.Columns(1, 3).Hide();
ws.Rows(1, 3).Hide();

ws.Column(2).Unhide();
ws.Row(2).Unhide();

wb.SaveAs("HideUnhide.xlsx");