python核心编程-传递调用内建函数

#!/usr/bin/env python# -*- coding: UTF-8 -*- def  convert(func,seq):    'conv.sequence of numbers to same type'    return [func(eachNum) for eachNum in seq]myseq = (123, 45.67, -6.2e8,999999999L)print convert(int, myseq)print convert(long,myseq)print convert(float,myseq)

输出：

D:\Python27\test>func6.py[123, 45, -620000000, 999999999][123L, 45L, -620000000L, 999999999L][123.0, 45.67, -620000000.0, 999999999.0]D:\Python27\test>