save project

diy.py

@@ -4,6 +4,9 @@ file1.write('小兰：12本\n')
 file1.write('小丽：11本\n')
 file1.write('李文：9本\n')
 file1.close()
-file1=open(r"C:\Users\23636\Desktop\ttese.txt","a",encoding="utf-8")
-file1.write('张伟：12本\n')
-file1.close()
\ No newline at end of file
+
+
+
+
+with open(r"C:\Users\23636\Desktop\ttese.txt","a",encoding="utf-8") as file1:
+    file1.write('张伟：12本\n')