save project

diy.py

+c=''
+# 写入同学们的捐赠明细：'小兰：12本'、'小丽：11本'、'李文：9本'、'张伟：16本'
+file=open(r'C:\Users\67877\Desktop\SB\GG.txt','w',encoding='utf-8')
+file.write('小兰：12本')
+file.write('小丽：11本')
+file.write('李文：9本')
+file.write('张伟：16本')
+file.close()
+with open(r'C:\Users\67877\Desktop\SB\GG.txt','a',encoding='utf-8')as file:
+    file.write('小强：10本')
+    file.write('李明：15本')
+with open(r'C:\Users\67877\Desktop\SB\GG.txt','r',encoding='utf-8')as file:
+    for i in file:
+        if '小强：10本' in i:
+            i=i.replace('小强：10本','小强：11本')
+    for i in file:
+        if '小兰：12本' in i:
+            i=i.replace('小兰：12本','小兰：14本')
+    c+=i
+with open(r'C:\Users\67877\Desktop\SB\GG.txt','a',encoding='utf-8')as file:
+    file.write(c)
+with open(r'C:\Users\67877\Desktop\SB\GG.txt','r',encoding='utf-8')as file:
+    for y in file:
+        print(y)
\ No newline at end of file