auto save

13_2.py

+
+with open(r'c:\Users\003\Documents\lesson13-1\sales_list.txt','r',encoding ='utf-8') as f1:
+    a=f1.readlines()
+
+for i in a:
+    print(i)
+    
\ No newline at end of file

13_3_1.py

+
+with open(r'c:\Users\003\Documents\lesson13-1\sales_list.txt','r',encoding ='utf-8') as f1:
+    a=f1.readlines()
+
+for i in a:
+    new_i=i.split()
+    print(new_i[1:])
+    print(new_i[1:])
\ No newline at end of file

13_4_1.py

+
+with open(r"C:\Users\003\Documents\lesson13_2\sales_list.txt",'r',encoding='utf-8') as file:
+    a=file.readlines()
+
+for i in a:
+    data=i.split()
+
+    sum = 0
+    for z in data[1:]:
+        sum =sum+int(z)
+    print(data[0]+str(sum))
+        
\ No newline at end of file

13_5.py

+with open(r"C:\Users\003\Documents\lesson13_2\sales_list.txt",'r',encoding='utf-8') as file:
+    a=file.readlines()      # 打开sales_list 文本。将文本中的内容分成每一行并赋值给变量a
+            #readlines  一次性读取所有行并且返回列表
+new_data=[]    #创建一个空列表
+for i in a:                 #遍历 文中的每一行的内容
+    data=i.split()          #把遍历的内容转换成 列表   split  把字符串切分成一个个的字符串
+ 
+    sum = 0
+    for z in data[1:]:      #遍历每一个列表中的数据
+        sum =sum+int(z)     #列表中的每一个数据向加
+    res=data[0]+str(sum)+'\n'   #将列表中的姓名+总和
+    new_data.append(res)    #将每一个人的总和 加入到新的列表中
+
+with open(r"C:\Users\003\Desktop\2.txt",'w',encoding=('utf-8')) as f1:
+    f1.writelines(new_data)         #将算好的每个人得总和加到新的文本当中    writelines 写入列表
+        
\ No newline at end of file

13_5_1.py

+a=['你好啊\n','悟空\n','我在贝尔编程学python\n']
+with open(r"C:\Users\003\Desktop\1.txt",'w',encoding=('utf-8')) as f1:
+    f1.writelines(a)
\ No newline at end of file

sales_list.txt

+悟空 12 15 11 12 11 12 13 21 27 12 15 30 22 26 15 12 21 23 27 11
+诺依 21 29 15 21 21 21 29 30 12 13 12 12 24 52 27 26 15
+小贝 29 11 11 15 13 15 13 11 11 29 13 11 
+李丽 13 15 20 15 15 11 17 20 20 11 12 12 20
+宋扬 11 11 11 11 15 17 11 20 
+王明 30 27 26 24 29 12 15 11 22 26 23 
+李强 12 12 11 15 11 13 25 26 11 13 15
+孙小白 25 26 12 15 27 30 48 39
+苏琪 15 11 15 15 30 13 27 11 
+刘若若 11 11 13 11 20 15 13 29 24 
+刘阳 11 15 22 11 23 26 22 15 17 52 12
+王胜男 27 15 15 26 13 12 15
+王娇 12 11 12 12 15 35 23 11
\ No newline at end of file