有什么优雅的方法把正则解析后的文本变为其他数据类型? - V2EX
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smdbh

有什么优雅的方法把正则解析后的文本变为其他数据类型?

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  •   smdbh May 10, 2018 3411 views
    This topic created in 2926 days ago, the information mentioned may be changed or developed.
    例如经过正则匹配后,用 dictgroup 得到一个 dict 数据结构,其中的 key 和 val 都是文本,但实际某些 key 需要的是 int 或是 float 的数据类型。除了把他们读出来手动改完写回去,还有其他方法么
    5 replies    2018-05-10 14:31:08 +08:00
    crb912
        1
    crb912  
       May 10, 2018 via Android
    从正则的结果中取出你要的 key,假设是 temp,强制转换一下不可以么? int(temp)。
    python 中的 int 是类,允许从字符串转到 int,不同于 c/cpp
    Leigg
        2
    Leigg  
       May 10, 2018 via Android
    python 中的 map 函数了解一下
    awakn123
        3
    awakn123  
       May 10, 2018
    都数据类型了,不说什么语言真的好么
    xxxy
        4
    xxxy  
       May 10, 2018
    python 中的列表推导
    jmc891205
        5
    jmc891205  
       May 10, 2018
    一些 key 需要是 int 或 float 另一些保持文本?
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