擅长:python、mysql、java
<p>我认为需要删除<code>[]</code>:</p>
<pre><code>print(df2[df2['col2'].isin(coursesFilter)])
print(df2[df2['col2'].isin(pd.Series(coursesFilter))])
print(df2[df2['col2'].isin(pd.Series(coursesFilter).tolist())])
</code></pre>
<p>输入<a href="http://pandas.pydata.org/pandas-docs/stable/generated/pandas.Series.isin.html" rel="nofollow noreferrer">^{<cd2>}</a>参数:</p>
<blockquote>
<p>values : set or list-like</p>
<p>The sequence of values to test. Passing in a single string will raise a TypeError. Instead, turn a single string into a list of one element.</p>
</blockquote>