import xlwings as xw
app = xw.App(visible=True, add_book=False)
app.display_alerts = False
app.screen_updating = False

wb = app.books.open(‘data.xlsx‘)
sheet = wb.sheets[0]
# 合并单元格
sheet.range(‘C8:D8‘).api.merge()
wb.save()
wb.close()
app.quit()