code: def from_code_array(self):
          
  
          worksheets = []
          self._shape2xls(worksheets)
  
          self._code2xls(worksheets)
  
          self._row_heights2xls(worksheets)
          self._col_widths2xls(worksheets)
  
          return self.workbook
docs: Returns xls workbook object with everything from code_array