python construct 字符串_python – Pandas错误“只能使用带字符串值的.str访问器”
我有以下输入文件:"Name",97.7,0A,0A,65M,0A,100M,5M,75M,100M,90M,90M,99M,90M,0#,0N#,我正在阅读它:#!/usr/bin/envpythonimportpandasaspdimportsysimportnumpyasnpfilename=sys.argv[1]df=pd.read_csv(filename,header=None)for