Python Excel模板读取和重写，维护公式和格式

I've run the gamut and can't seem to find what I'm looking for. All threads I found here end up in dead ends for me. xlrd, xlwt, and xlutils almost do what I need, but… The basic idea is that I need to use Python to write simple data (strings) to a particular sheet of an Excel template and write out that template to a new .xls file. I've run the gamut and can't seem to find what