Python随心记--三元运算,,sum(list[r
Python随心记--三元运算,,sum(list[r
sum(list[range(40)])#速度比下面的慢sum(x ** 2 for i in xrange(4))
name = ‘pang‘res = ‘is‘ if name == ‘pang‘ else ‘chun‘print(res)
三元运算列表解析
l = [i for i in range(10)]l = [i for i in range(10) if i > 5]print(l)
l = (i for i in range(10)) #生成器表达式print(l)print(l.__next__())print(l.__next__())print(l.__next__())print(next(l))print(next(l))print(next(l))
Python随心记--三元运算
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