save project

diy.py

+with open(r"C:\Users\Administrator\Documents\lesson13-1\sales_list.txt",'r',encoding='utf-8')as file:
+    a=file.readlines()
+    print(a)
+    sbf_fist=[]
+    for i in a:
+        date=i.split()
+        #print(date[1:]) 
+        sum=0
+        for sales in date[1:]:  
+            sum=sum+int(sales)
+        valesu=date[0]+" "+str(sum)+"\n"
+        sum_list.append(valesu)
+with open(r'C:\Users\Administrator\Desktop\text.txt',"w",encoding="utf-8")as sbe:
+    sbe.writelines(sum_list)
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