save project

aaa.py

+with open(r'C:\Users\Administrator\Desktop\新建文件夹\b.txt','a',encoding='utf-8') as aa:
+    a=input('名字：')
+    b=input('本数：')
+    aa.write(a+':'+b+'本\n')
+

diy.py

+aaa=open(r'C:\Users\Administrator\Desktop\新建文件夹\b.txt','a',encoding='utf-8')
+aaa.write('小强:10本\n')
+aaa.write('李明:15本\n')
+aaa.close()
\ No newline at end of file