save project

func.py

+def new_input():
+    total = []
+    while True:
+        unit= input("请输入：")
+        if unit== 'q':
+            break
+        else:
+            try:
+                unit=float(unit)
+            except:
+                print('请输入一个价格。')
+            else:
+                total.append(unit)
+    return total
+def sum(money):
+    zong = 0
+    for i in money:
+        zong=zong+i
+    return zong
+price=new_input()
+num=sum(price)
+print(num)
+
+    
+    
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