save project

diy.py

@@ -5,17 +5,16 @@
 # file1=open(r'C:\Users\Administrator\Desktop\text.txt','a',encoding='UTF-8')
 # file1=open(r'C:\Users\Administrator\Desktop\text.txt','a',encoding='UTF-8')
 # file1.write('小强:12本\n')
 # file1.write('小强:12本\n')
 # file1.write('李明:15本\n')
 # file1.write('李明:15本\n')
-file1.close()
+#file1.close()
 # with open(r'C:\Users\Administrator\Desktop\text.txt','a',encoding='UTF-8')as file:
 # with open(r'C:\Users\Administrator\Desktop\text.txt','a',encoding='UTF-8')as file:
 # file.write('小强:12本\n')
 # file.write('小强:12本\n')
-# file.write('李明:15本\n')
+#file.write('李明:15本\n')
+b=''
 with open(r'C:\Users\Administrator\Desktop\text.txt','r',encoding='UTF-8')as file:
 with open(r'C:\Users\Administrator\Desktop\text.txt','r',encoding='UTF-8')as file:
-    a=file.read()
-    if '小强:10本' in a:
-            print('找到数据')
-    if '小兰:12本' in a:
-            print('找到数据')
-
+    for a in file:
+        if '小强:10本' in a:
+                a=a.replace('小强:10本','小强:11本') 
+        print(a+b)