#python3 學分績自動計算程式 NCEPU-Qihongyu
#用excel把成績乘上學分單獨為一列，把【名字、課程學分、課程成績、該課程最高分、課程成績*課程學分】從excel中截取出來，存到01.txt裡面。執行本程式，生成統計檔案sta.csv
fi=open('01.txt','r',encoding='utf-8')
fo=open('sta.csv','w',encoding='utf-8')
words = fi.read().split('\n')
ls=[]
flagn=[]
flag=False
all_sore0={}#總成績
all_sore1={}#總學分
jg={}
for word in words:
    word=word.split(',')
    all_sore0[word[0]]=all_sore0.get(word[0],0)+eval(word[4])
    all_sore1[word[0]]=all_sore1.get(word[0],0)+eval(word[1])
for k in all_sore0:
    for key in all_sore1:
        if k==key:
           jg[k]= all_sore0[k]/all_sore1[k]
for key in jg:
   fo.write("{},{}\n".format(key,jg[key]))
fi.close()
fo.close()