分享一段代码, a 对象与 b 对象具有相同属性名的赋值 - V2EX
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singed

分享一段代码, a 对象与 b 对象具有相同属性名的赋值

  •  1
     
  •   singed Jul 7, 2018 3034 views
    This topic created in 2854 days ago, the information mentioned may be changed or developed.
    def copy_attr(src, dest, lst):
    for x in lst:
    setattr(dest, x, getattr(src, x))

    a = A()
    b = B()

    a.x = b.x
    a.y = b.y
    a.z = b.z

    lst = ["x", "y", "z"]
    copy_attr(a, b, lst)

    函数作用, 将 8,9,10 行的代码 写成 12, 13 行的样子.
    9 replies    2018-07-09 22:27:37 +08:00
    tkmiles
        1
    tkmiles  
       Jul 7, 2018
    所以, 你的异常呢?
    singed
        2
    singed  
    OP
       Jul 7, 2018
    @tkmiles 没懂你意思, 那个函数就 3 行代码, 出异常也就只有 no field "y" in a object 对象这种, 还需要对异常进行什么处理吗?
    whoami9894
        3
    whoami9894  
       Jul 8, 2018
    就是 Python 的反射写了个循环....为什么要分享
    xpresslink
        4
    xpresslink  
       Jul 8, 2018
    谢谢楼主不辞辛苦从火星赶来告诉大家大清亡了。
    singed
        5
    singed  
    OP
       Jul 9, 2018
    @whoami9894 @xpresslink 对于现在的你们来说, 什么东西值得分享? 什么东西不值得分享?
    xxxy
        6
    xxxy  
       Jul 9, 2018
    zan
    xpresslink
        7
    xpresslink  
       Jul 9, 2018
    @singed 确实没有什么值得分享的了,我们到这里来只是为了扯蛋的:-)。

    碰到问题,我会直接去看 python 源码
    https://github.com/python/cpython

    推荐你看看这个
    https://github.com/jobbole/awesome-python-cn
    你有什么自己写的东西超出这个范围的可以分享一下。
    singed
        8
    singed  
    OP
       Jul 9, 2018
    @xpresslink 谢谢你的链接, 只是这种海量的资料总是让我感到迷茫. 我也不会 C 语言, 我只是来这论坛泡一泡, 前几天刚注册的账号
    xpresslink
        9
    xpresslink  
       Jul 9, 2018
    @singed 多泡一泡在说吧,在 V2EX 想 B 是很难的,因为都是高水平的喷子。
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