save project

diy.py

@@ -10,13 +10,14 @@ with open(r"C:\Users\周子轩\Desktop\test.txt","r",encoding="utf-8") as file:
     a=file.read()
     a=file.read()
     for i in a:
     for i in a:
         if i=="小强：15本":
         if i=="小强：15本":
-            print("数据在文件中")
+            #print("数据在文件中")
         # if i=="小兰：12本":
         # if i=="小兰：12本":
         #    print("数据在文件中") 
         #    print("数据在文件中") 
-        new_date=repiace
-for i in a: 
-    if i=="小强：20本":
-        i.repiace("小强：20本","小强：15本")
+#         new_date=replace
+# for i in a: 
+#     if i=="小强：20本":
+            i.replace("小强：20本","小强：15本")
     new_date+=i
     new_date+=i
-with open(w"C:\Users\周子轩\Desktop\test.txt","r",encoding="utf-8") as filel: 
+with open(r"C:\Users\周子轩\Desktop\test.txt","w",encoding="utf-8") as filel:
+   file.write(new_date)