save project

func.py

 def price():
     total=[]
     while True:
-        unit=int(input())
+        unit=(input())
         if unit=="q":
             break
         else:
             total.append(unit)
     print(total)
+    return price()
 try:
-    price()
+    a=price()
+
 except:
     print("数据类型错误")
+else:
+    print(a)