擅长:python、mysql、java
<p>你可以用</p>
<pre><code>d = train_data.to_dict(orient='index')
</code></pre>
<p>有关更多选项,请参见<a href="http://pandas.pydata.org/pandas-docs/version/0.17.1/generated/pandas.DataFrame.to_dict.html" rel="nofollow">http://pandas.pydata.org/pandas-docs/version/0.17.1/generated/pandas.DataFrame.to_dict.html</a>。在</p>