参见
https://blog.csdn.net/weixin_42146296/article/details/103647940
conf_cells.value = config_head # 写入值标签：head,cells,api,粗体,conf,基本操作,Font,xlwing From： https://www.cnblogs.com/banyanisdora/p/17166802.html
conf_cells.color = (34, 139, 34)
conf_cells.api.Font.ColorIndex = 2 # 字体颜色
conf_cells.api.Font.Bold = True # 设置为粗体。
conf_cells.column_width = 10
head_cells = self.case_sheet.range('A2:H2')
head_cells.value = head_list
head_cells.api.Font.Bold = True # 设置为粗体。
head_cells.api.HorizontalAlignment = -4108