save project

func.py

+def c():
+    a=[]
+    while True:
+        b=input("请输入：")
+        if b=='q':
+            break
+        else:
+            try:
+                b=float(b)
+            except:
+                print("请重新输入一个数字：")
+            else:
+                a.append(b)
+            print("-"*30)
+    return a
+def e(f):
+    g=0
+    for i in f:
+        g+=i
+    return g
+d=c()
+h=e(d)
+print("您一共消费了",h,"元，现金还是扫码？")
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