方法1

def lessThan1(seq):for index, value in enumerate(seq[:-1]):if value >= seq[index+1]:return Falsereturn True

方法2

def lessThan2(seq):func = lambda x, y: x < yreturn all(map(func, seq[:-1], seq[1:]))

方法3

from operator import ltdef lessThan3(seq):return all(map(lt, seq[:-1], seq[1:]))