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社区首页 >问答首页 >将列表数据从字符串格式转换为列表

将列表数据从字符串格式转换为列表
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Stack Overflow用户
提问于 2018-02-08 03:56:18
回答 1查看 63关注 0票数 2

我使用漂亮的汤和python请求从一个网站的主html源(我想这就是所谓的动态引用)中的一个二级url (我想这就是所谓的动态引用)中获取了一些数据,它是以.js文件链接的形式出现的。我使用漂亮的soup获得了数据(一个列表列表),但它都是字符串格式,具有一些16000+的长度。它将每个条目、逗号等计数为一个条目。虽然后来我能够使用selenium获得所需的数据,但仍然有一种方法可以将我拥有的字符串数据转换为列表。

类似于由主url /网站引用的样本二级url。让我们来看看这个,

http://www.tennisabstract.com/cgi-bin/player.cgi?p=KeiNishikori

当我转到它的html代码时,它引用了下面这个文件中的数据。

代码语言:javascript
复制
<script type="text/javascript" 
src="http://www.minorleaguesplits.com/tennisabstract/cgi-
bin/jsmatches/KeiNishikori.js"></script> 

但是当我从这里提取我的数据时(我需要一个名为matchmx的变量),我得到了类似这样的东西,

["20170102",“布里斯班”,“硬”,"A","L","5","3","","F","6-2 2-6 6-3","3","Grigor Dimitrov","17","7","","R","25.6344969199","188","BUL","0","108","4","0","69","49","36","9","12","2","5","7","2","77","52","41","12","13","5","7","1","20170107-M-Brisbane-F-Grigor_Dimitrov-Kei_Nishikori.html","","","2017-M020-300","",

"20170102",“布里斯班”,“硬”,"A","W","5","3","","QF",“6-16-1”,"3","Jordan Thompson","79","","WC","R","22.7049965777","","AUS","0","61","3","0","34","19","18","10","7","0","0","1","2","47","28","15","5","7","3","8","2","2017-M020-295","","3","2",.....诸如此类,但都是单独的字符串,给我提供了类似于1000的长度。

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回答 1

Stack Overflow用户

回答已采纳

发布于 2018-02-08 16:09:37

嗨,试试下面的代码

代码语言:javascript
复制
import ast
p='[["abcd","abcd"],["abcd","abcd"]]'
print ast.literal_eval(p) #[["abcd","abcd"],["abcd","abcd"]]
print type(ast.literal_eval(p)) #list

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页面原文内容由Stack Overflow提供。腾讯云小微IT领域专用引擎提供翻译支持
原文链接:

https://stackoverflow.com/questions/48672245

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