save project

func.py

+def new_a():
+    total = []
+    while True:
+        unit= input("请输入：")
+        if unit == 'q':
+            break
+        else:
+            try:
+                unit=int(unit) 
+            except:            
+                print("!")
+            else:    
+                total.append(unit)
+            print("-"*60)
+    return total
+a=new_a()
+print(a)
+def new_b(a):
+    m=0
+    for i in a:
+        m=m+i
+    return m
+l=new_b(a)
+print("您一共消费"+str(l)+"元")
\ No newline at end of file