<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[xxmbby的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/xxmbby</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; xxmbby]]></copyright><item><title><![CDATA[DataFrame中的 nan 值的处理方法]]></title><link>https://blog.youkuaiyun.com/xxmbby/article/details/128004056</link><guid>https://blog.youkuaiyun.com/xxmbby/article/details/128004056</guid><author>xxmbby</author><pubDate>Wed, 23 Nov 2022 17:31:32 +0800</pubDate><description><![CDATA[DataFrame中的 nan 值的处理方法]]></description><category></category></item><item><title><![CDATA[Python 创建一个空的DataFrame，并按行写入数据]]></title><link>https://blog.youkuaiyun.com/xxmbby/article/details/127939344</link><guid>https://blog.youkuaiyun.com/xxmbby/article/details/127939344</guid><author>xxmbby</author><pubDate>Sat, 19 Nov 2022 17:23:26 +0800</pubDate><description><![CDATA[Python 创建一个空的DataFrame，并按行写入数据]]></description><category></category></item><item><title><![CDATA[Dataframe 修改行索引列索引]]></title><link>https://blog.youkuaiyun.com/xxmbby/article/details/127833476</link><guid>https://blog.youkuaiyun.com/xxmbby/article/details/127833476</guid><author>xxmbby</author><pubDate>Sun, 13 Nov 2022 16:15:31 +0800</pubDate><description><![CDATA[Dataframe 修改行列索引]]></description><category></category></item><item><title><![CDATA[DataFrame 写入文件]]></title><link>https://blog.youkuaiyun.com/xxmbby/article/details/127288095</link><guid>https://blog.youkuaiyun.com/xxmbby/article/details/127288095</guid><author>xxmbby</author><pubDate>Wed, 12 Oct 2022 18:23:54 +0800</pubDate><description><![CDATA[不写入 行索引（index），列索引（header）写入 行索引（index），列索引（header）注：写入文件可以是 .csv 也可以是 .txt。]]></description><category></category></item><item><title><![CDATA[Dataframe --某列全部大写、小写、去空格]]></title><link>https://blog.youkuaiyun.com/xxmbby/article/details/127286623</link><guid>https://blog.youkuaiyun.com/xxmbby/article/details/127286623</guid><author>xxmbby</author><pubDate>Wed, 12 Oct 2022 17:30:32 +0800</pubDate><description><![CDATA[修改某列全部 字符 大写。]]></description><category></category></item><item><title><![CDATA[python DataFrame筛选特定元素对应的行]]></title><link>https://blog.youkuaiyun.com/xxmbby/article/details/127278977</link><guid>https://blog.youkuaiyun.com/xxmbby/article/details/127278977</guid><author>xxmbby</author><pubDate>Wed, 12 Oct 2022 11:10:12 +0800</pubDate><description><![CDATA[根据某列中特定元素，筛选这些元素对应的行data1 = df[df['col_name'].isin(List_name)]'col_name'：元素所在列List_name：特定元素的集合。]]></description><category></category></item><item><title><![CDATA[python 根据内容提取特定行]]></title><link>https://blog.youkuaiyun.com/xxmbby/article/details/127278645</link><guid>https://blog.youkuaiyun.com/xxmbby/article/details/127278645</guid><author>xxmbby</author><pubDate>Wed, 12 Oct 2022 11:03:31 +0800</pubDate><description><![CDATA[python 技巧记录---Dataframe 筛选特定元素所在行]]></description><category></category></item></channel></rss>