auto save

diy.py

+# 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
+f1=open(r'C:\Users\EDZ\Desktop\abcd.txt','w',encoding='utf-8')
+f1.write("sfsdfsefs\n")
+
+f1.close()
+with open(r'C:\Users\EDZ\Desktop\abcd.txt','r',encoding='utf-8') as f1:
+    a=f1.read()
+print(a)
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