python pands实现execl转csv 并修改csv指定列的方法
如下所示：#-*-coding:utf-8-*-importosimportpandasaspdimportnumpyasnp#fromosimportsysdefappendStr(strs):return"BOQ"+
pands
如下所示：#-*-coding:utf-8-*-importosimportpandasaspdimportnumpyasnp#fromosimportsysdefappendStr(strs):return"BOQ"+