save project

diy.py

-with open(r"C:\Users\玛酷机器人\Desktop\sales_list\sales_list.txt")as file:
-    a=file.readlines()
+file1=open(r"C:\朱信诺哈哈哈\test.txt","w",encoding="utf-8")
+file1.write("小丽:10本\n")
+file1.write("小强:12本\n")
+file1.close()
+
+
+
+with open(r"C:\朱信诺哈哈哈\test.txt","r",encoding="utf-8")as file1:
+    for data in file1:
+            if "小丽:10本" in data:
+                print("在数据中")
+
+
+
+
+
+
+
+
+
 
 
-for i in a:
-    print(i)
\ No newline at end of file