auto save

my_csv.py

+import csv
+
+with open('score1.csv','r',encoding='utf-8')as f:
+    r=csv.reader(f)   #读取文件的内容   
+    r=list(r)   #把读取到的数据转化成列表  list(变量)
+    pipi=r[7]   #r列表的第7个索引
+    print('皮皮的成绩是:',pipi)
+    print('所有人的英语成绩')
+    for i in r:
+        print(i[3])
+#单行数据导入
+a=[1,2,3,4]  
+with open('score2.csv','w',encoding='utf-8')as f:
+    w=csv.writer(f)  #创建读写对象
+    w.writerow(a)   #把列表数据加入到文件中
+
+#多行写入
+
+b=[[4,5,6,7,8],[9,10,11,12,13],[14,15,16,17,18,19]]
+with open('score3.csv','w',encoding='utf-8',newline='')as f:
+    w=csv.writer(f)  #创建读写对象
+    w.writerows(b)   #把列表数据加入到文件中
\ No newline at end of file

score1.csv

+姓名,语文,数学,英语,地理,历史,政治,生物,化学,物理
+小贝,99,100,94,90,88,89,96,98,96
+李强,86,95,96,84,86,63,78,66,74
+小依,75,88,94,54,77,97,86,77,89
+聪聪,65,76,97,66,73,78,58,66,69
+波奇,74,67,61,72,66,81,75,79,80
+九尾,88,85,80,78,74,90,81,69,70
+皮皮,77,87,83,69,90,79,71,74,69
\ No newline at end of file

score2.csv

+1,2,3,4

score3.csv

+4,5,6,7,8
+9,10,11,12,13
+14,15,16,17,18,19

socre1 copy.csv

+姓名,语文,数学,英语,地理,历史,政治,生物,化学,物理
+小贝,99,100,94,90,88,89,96,98,96
+李强,86,95,96,84,86,63,78,66,74
+小依,75,88,94,54,77,97,86,77,89
+聪聪,65,76,97,66,73,78,58,66,69
+波奇,74,67,61,72,66,81,75,79,80
+九尾,88,85,80,78,74,90,81,69,70
+皮皮,77,87,83,69,90,79,71,74,69
\ No newline at end of file