save project

diy.py

-new_data=""
-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:
-                data=data.replace("小丽:10本","小丽:12本")
-            new_data +=data
-
-with open(r"C:\朱信诺哈哈哈\test.txt","w",encoding="utf-8")as file1:
-    file1.write(new_data)
-
-with open(r"C:\朱信诺哈哈哈\test.txt","r",encoding="utf-8")as file1:
-    a=file1.read()
-    print(a)
-
-
-
-
-
-
-
-
-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")
-
-
-
-
-
-
-
-
-
+with open(r"C:\xuyuyang\sales_list\sales_list.txt",'r',encoding='utf-8') as file:
+    a = file.readlines()
 
+for i in a:
+    data=i.split()
+    print(data[0])
\ No newline at end of file