save project

aas.py

-file1=open(r"C:\Users\kk\Desktop\test.txt","w",encoding="utf-8")
+file1=open(r"C:\Users\kk\Desktop\test.txt","w",encoding="utf-8")
\ No newline at end of file
+file1.write('小兰：12本\n')
+file1.close()
+
+file1=open(r"C:\Users\kk\Desktop\test.txt","a",encoding="utf-8")
+file1.write('小强：10本\n')
+file1.write('小明：12本\n')
+file1.close()
\ No newline at end of file