>>> x,y = 3,4
>>> if x < y:
small = x
else:
small = y
>>> small
3
三元操作符语法:
a = x if 条件 else y
>>> x,y = 3,4
>>> small = x if x < y else y
>>> small
3
>>> x,y = 3,4
>>> if x < y:
small = x
else:
small = y
>>> small
3
>>> x,y = 3,4
>>> small = x if x < y else y
>>> small
3