pythOn for循环

pythOn for循环

• for animal in animals:
•   print(animal)
  注意两点一个是注意加冒号；一个是只有命令行前面有空格才能执行循环（不管几个空格）

例题4-2

animals = ['pig','dog','cat']
for animal in animals:
    print('A ' + animal + "would make a great pet")
print('Any of these animals would make a great pet!')