code: def _get_xfstyle(self, worksheets, key):
          
  
          row, col, tab = key
          dict_grid = self.code_array.dict_grid
          dict_grid.cell_attributes._update_table_cache()
  
          pys_style = dict_grid.cell_attributes[key]
          pys_style_above = dict_grid.cell_attributes[row - 1, col, tab]
          pys_style_left = dict_grid.cell_attributes[row, col - 1, tab]
  
          xfstyle = xlwt.XFStyle()
  
          # Font
          # ----
  
          font = self._get_font(pys_style)
          if font is not None:
              xfstyle.font = font
  
          # Alignment
          # ---------
  
          alignment = self._get_alignment(pys_style)
          if alignment is not None:
              xfstyle.alignment = alignment
  
          # Background / pattern
          # --------------------
  
          pattern = self._get_pattern(pys_style)
          if pattern is not None:
              xfstyle.pattern = pattern
  
          # Border
          # ------
  
          borders = self._get_borders(pys_style, pys_style_above, pys_style_left)
          if borders is not None:
              xfstyle.borders = borders
  
          return xfstyle
docs: Gets XFStyle for cell key