save project

func.py

+def o0o():
+    total = []
+    while True:
+        unit= input("请输入：")
+        if unit== '':
+            break
+        else:
+            try:
+                unit = int(unit)
+            except:
+                print("请输入数字")
+            else:
+                total.append(unit)            
+    return total
+c = o0o()
+def sum(o):
+    co = 0
+    for i in o:
+        co = co + i
+    return co
+e=sum(c)
+print("共消费"+str(e)+"元")
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