系统:Windows 7 语言版本:Anaconda3-4.3.0.1-Windows-x86_64 编辑器:pycharm-community-2016.3.2
原格式

更改后

import os
import win32com
from win32com.client import constants as c # 旨在直接使用VBA常数
current_address = os.path.abspath('.')excel_address = os.path.join(current_address, "居中设置及字体设置.xlsx")
xl_app = win32com.client.gencache.EnsureDispatch("Excel.Application") # 若想引用常数的话使用此法调用Excel
xl_app.Visible = False # 是否显示Excel文件
wb = xl_app.Workbooks.Open(excel_address)
sht = wb.Worksheets(1)
sht.Name = "示例"
# 居中对齐,字体设置
rng_cells = sht.Cells
rng_cells.HorizontalAlignment = c.xlCenter
rng_cells.VerticalAlignment = c.xlCenter
rng_cells.Orientation = 0
rng_cells.AddIndent = False
rng_cells.IndentLevel = 0
rng_cells.ShrinkToFit = False
rng_cells.ReadingOrder = c.xlContext
rng_cells.Font.Size = 16
rng_cells.Font.Name = "黑体"
rng_cells.Font.Name = "Arial"
wb.Save()
wb.Close()代码截图

rng_cells.HorizontalAlignment = c.xlCenter,横向居中rng_cells.VerticalAlignment = c.xlCenter,纵向居中rng_cells.Font.Size = 16,字体大小设置rng_cells.Font.Name = "黑体",设置中文字体rng_cells.Font.Name = "Arial",设置西文字体,按照经验必须得先设置中文字体,再设置西文字体,才能达到效果