auto save

func.py

-total = []
-try:
-    unit= input("请输入一个整数")
-except:
-    print("输入错误,请重新输入一个数")
-    
-else:
-    total.append(unit)
+def new_input():
+    total = []
+    while True:
+        unit= input("请输入单价:")
+        if unit == 'q':
+            break
+        else:
+            try:
+                 unit=int(unit)
+            except:
+                print("请重新输入一个数字")
+            else:
+                total.append(unit)
+            finally:
+                print("_"*30)
     print(total)
     print(total)
-    print("_"*30)
+
\ No newline at end of file
+resule = new_input()
+print(resule)
\ No newline at end of file