從函式中修改列表

一家為使用者提交的設計製作3D列印模型的公司，需要列印的設計儲存在一個列表中，列印後移到另一個列表中。

#!/usr/bin/env python
# -*- coding:utf-8 -*-

unprinted_designs = ['iphone case','robot pendant','dodecahedron']

completed_models = []
while unprinted_designs:
    current_design = unprinted_designs.pop()

    print("Printing model:
 
" + current_design)
    completed_models.append(current_design)

print("\nThe following models have been printed:")
for completed_model in completed_models:
    print(completed_model)

#!/usr/bin/env python
# --*-- encoding:utf-8 --*--
def print_models(unprinted_designs,completed_models):
    
 
while unprinted_designs:
        current_design = unprinted_designs.pop()
        completed_models.append(current_design)

def show_completed_models(completed_models):
    print("\nThe following models have been printed:")
    for completed_model in completed_models:
        print(completed_model)

unprinted_designs 
 
= ['iphone case','robot pendant','dodecahedron']
completed_models = []

print_models(unprinted_designs,completed_models)
show_completed_models(completed_models)