save project

func.py

+def new_input():
+    total = []
+    while True:
+        unit = input('请输入菜品价格')
+        if unit=='q':
+            break
+        else:
+            try:
+                unit=int(unit)
+            except:
+                print('SB') 
+            else:
+                total.append(unit)
+            finally:
+                print("==================")
+        return total;
+def sum(money):
+    count = 0
+    for i in money:
+        count+=i
+    return count
+
+price= new_input()
+result = sum(price)
+print(result)
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