auto save

func.py

+
+def command():
+    total = []
+    while True:
+        print('-'*70)
+        try:
+            unit=(input("请输入："))
+            print('-'*70)
+            total.append(unit)
+            print('='*70)
+            print(total)
+            print('='*70)
+            if unit==0:
+                return total
+        except:
+                print('!'*70)
+                print('are you SB?!')
+                print('!'*70)
+command()
+money=0
+for i in total:
+    money=i+money
+print(money)