save project

diy1.py

-file1=open(r'C:\Users\EDY\Desktop\1.txt',"w",encoding="utf-8")
-file1.write("小兰：12本")
-file1.write("小丽：11本")
-file1.write("李文：9本")
-file1.write("张伟：16本")
-file1.close()
+# file1=open(r'C:\Users\EDY\Desktop\1.txt',"w",encoding="utf-8")
+# file1.write("小兰：12本")
+# file1.write("小丽：11本")
+# file1.write("李文：9本")
+# file1.write("张伟：16本")
+# file1.close()
\ No newline at end of file
+
+with open(r'C:\Users\EDY\Desktop\1.txt',"a",encoding="utf-8") as file1:
+    file1.write("小强：12本\n")
+    file1.write("李明：15本\n")
+