auto save

diy.py

 with open("sales_list.txt","r",encoding="utf-8") as f:
-    file = f.read()
-print(file)
\ No newline at end of file
+    file = f.readlines()
+# print(file)
+for i in file:
+    # print(i)
+    data = i.split()
+    print(data[0])
\ No newline at end of file