save project

hgh.py

+with open(r'C:\Users\dell\Desktop\test.txt','a',encoding='utf-8') as sss:
+    sss.write('小兰：12本\n')
+    sss.write('小丽：11本\n')
+    sss.write('李文：9本\n')
+    sss.write('张伟：16本\n')
+    sss.write('小强：10本\n')
+new_i=''
+with open(r'C:\Users\dell\Desktop\test.txt','r',encoding='utf-8') as sss:
+    #a=sss.read()    
+    #print(a)
+    for i in sss:
+        if '小兰：12本' and '小强：10本' in i:
+            i=i.replace('小强：10本','小强：11本')
+            new_i+=i
+with open(r'C:\Users\dell\Desktop\test.txt','w',encoding='utf-8') as sss:
+    sss.write(new_i)
+        
\ No newline at end of file