hidden = xlsx.IsRowHidden(id, row[, sheet])
True if the row at index row is currently hidden or False if it
is visible. Row indices start at 1. Optionally, you can also pass the index of the worksheet
to use in the optional sheet parameter (starting from 1 for the first worksheet). If the
sheet parameter is omitted, the worksheet set by xlsx.SetDefaultSheet() will be used.
True if the row is hidden, False otherwise