save project

func.py

+def new_input():
+    a=[]
+    while True:
+        b=input("请输入菜品价格：")
+        if b=='q':
+            break
+        else:
+            try:                       
+                b=int(b)
+            except:
+                print("请重新输入一个数字")
+            else:
+                a.append(b)
+            finally:
+                print("========")
+    return a
+def sum(money):
+    count =0
+    for i in money:
+        count=count+i
+    return count
+# price=new_input()
+# pay=sum(price)
+# print("您一共消费了"+str(pay)+"元!扫码还是现金呢?")
\ No newline at end of file

玩儿.py

+filel=open(r"C:\Users\lenovo\Desktop\xxxx.txt",'a',encoding='utf-8')
+filel=open(r"C:\Users\lenovo\Desktop\xxxx.txt",'a',encoding='utf-8')
+filel.write('小兰:12本\n')
+filel.write('随机:12本\n')
+filel.write('小明:11本\n')
+filel.close()
\ No newline at end of file

菜单.py

-def new_input():
+def new_input():
 def new_input():
 def new_input():
     a=[]
     a=[]
     while True:
     while True:
-        try:
-            b=input("请输入菜品价格：")
-            if b=='q':
-                break
-            b=int(b)
-        except:                       
-            print("请输入数字：")
+        b=input("请输入菜品价格：")
+        if b=='q':
+            break
         else:
         else:
-            a.append(b)
-        return a
-    result=new_input(a)
-    print(result)  
-          
+            try:                       
+                b=int(b)
+            except:
+                print("请重新输入一个数字")
+            else:
\ No newline at end of file
+                a.append(b)
+            finally:
+                print("========")
+    return a
+def sum(money):
+    count =0
+    for i in money:
+        count=count+i
+    return count
+price=new_input()
+pay=sum(price)
+print("您一共消费了"+str(pay)+"元!扫码还是现金呢?")
\ No newline at end of file