我有以下代码:
cleanData = cleanData.sort_values("Name")
FinalGrade =computeFinalGrades(cleanData)
studentList = cleanData["Studentid"].tolist()
nameList = cleanData["Name"].tolist()
gradelist1 = cleanData["Assignment1"].tolist()
gradelist2 = cleanData["Assignment2"].tolist()
gradelist3 = cleanData["Assignment3"].tolist()
for i in range(len(studentList)):
print(studentList[i], " ", nameList[i], ": ",gradelist1[i], ", ", gradelist2[i], ", ", gradelist3[i], ", ", FinalGrade[i])
它给了我这个输出:
You have chosen to the show grade list for your file's data.
StudentID Name Final grade
s126519 Alberte Olsen : 2.0 , 12.0 , 0.0 , 7.0
s123333 Alexander Hansen : 7.0 , 12.0 , nan , 12.0
s123789 Bettina Petersen : 12.0 , 10.0 , 10.0 , 12.0
s128348 Ewan McGregor : 12.0 , nan , nan , 12.0
s126734 Jepser Jespersen : nan , nan , nan , -3.0
s121042 Josephine Brandt : 12.0 , 12.0 , nan , 12.0
s123235 Katinka Damgaard : 7.0 , 7.0 , 7.0 , 7.0
s127110 Lise Christiansen : -3.0 , -3.0 , -3.0 , -3.0
s123579 Marie Hansen : 10.0 , 12.0 , nan , 12.0
s123456 Michael Andersen : 7.0 , 7.0 , 4.0 , 7.0
s124444 Nanna Nygaard : 10.0 , 4.0 , 4.0 , 7.0
s121234 Natalie Sørensen : 4.0 , 10.0 , nan , 10.0
s128190 Sara Poulsen : 12.0 , 12.0 , 12.0 , 12.0
s127698 Sebastian Bruun : 7.0 , 10.0 , 10.0 , 10.0
s123468 Thomas Nielsen : -3.0 , 7.0 , 2.0 , -3.0
它列出了学生ID、姓名、三项作业的成绩以及最终成绩。但是我如何编程,使它能够处理M个作业量,这样如果有5000个作业,我就不必写成绩表5000了?还有,我如何排列这些数字,使它看起来更漂亮
对于指定的任务,不需要显式迭代行。也不需要将每个系列转换为列表。只需指定列并使用
print
首先将
FinalGrade
作为一个系列添加到数据帧中。然后通过序列解包(*
运算符)选择任意数量的'Assignment'
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