auto save

aaa.py

+def new_input():
+    total =[]
+    while True:
+        unit = input("请输入(q退出)")
+        if unit == "q":
+            break
+        else:
+            try:
+                unit = int(unit)
+            except:
+                print("请输入一个数字")  
+            else:
+                total.append(unit)   
+            finally:
+                print("===============")      
+    return total               
+
+def sum(money):
+    count = 0
+    for i range((money):
+        count=count+1
+    return count
+
+price = new_input()
+pay = sum(price)
+print("您一共消费了"+str(pay)+"元！扫码还是现金?")

asdf.py

+def new_input():
+    total =[]
+    while True:
+        unit = input("请输入(q退出)")
+        if unit == "q":
+            break
+        else:
+            try:
+                unit = int(unit)
+            except:
+                print("请输入一个数字")  
+            else:
+                total.append(unit)   
+            finally:
+                print("===============")      
+    return total               
+
+def sum(money):
+    count = 0
+    for i range((money):
+        count=count+1
+    return count
+
+price = new_input()
+pay = sum(price)
+print("您一共消费了"+str(pay)+"元！扫码还是现金?")

hhh.py

-