save project

diy4.py

-with open(r'c:\Users\Administrator\Desktop\dsq.txt','r',encoding='utf-8' )as file:
-   a=file.readlines
+with open(r'c:\Users\Administrator\Desktop\dsq.txt','r',encoding='utf-8')as file:
+   a=file.readlines()
+d=[]
 for i in a:
     date=i.split()
     sum=0
     for sales in date[1:]:
         sum=sum+int(sales)
-    result=date[0]=str(sum)
-    print(result)
\ No newline at end of file
+    result=date[0]+str(sum)+'\n'
+    d.append(result)
+with open(r'c:\Users\Administrator\Desktop\dsq.txt','a',encoding='utf-8')as file:
+    file.writelines(d)
\ No newline at end of file

diy5.py

 a=['你好呀\n','悟空\n','我在贝尔编程学python\n']
-#with open(r'c:\Users\Administrator\Desktop\dsq.txt','r',encoding='utf-8') as file:
+with open(r'c:\Users\Administrator\Desktop\dsq.txt','r',encoding='utf-8') as file:
 
-    file.writelines(a)
\ No newline at end of file
+file.writelines(a)
\ No newline at end of file