擅长:python、mysql、java
<p>一个<code>DataFrame</code>的每一列都是一个<code>Series</code>。您可以使用<code>Series.apply</code>或<code>Series.map</code>函数来获得所需的结果。你知道吗</p>
<pre><code>df1['verb'] = df1['sentence'].apply(getVerb)
df1['object'] = df1['sentence'].apply(getObj)
# OR
df1['verb'] = df1['sentence'].map(getVerb)
df1['object'] = df1['sentence'].map(getObj)
</code></pre>
<p>有关<a href="https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.Series.apply.html?highlight=apply#pandas.Series.apply" rel="nofollow noreferrer">^{<cd3>}</a>或<a href="https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.Series.apply.html?highlight=apply#pandas.Series.map" rel="nofollow noreferrer">^{<cd4>}</a>的更多详细信息,请参阅熊猫文档。你知道吗</p>