擅长:python、mysql、java
<p>我想你可以用<a href="http://pandas.pydata.org/pandas-docs/stable/generated/pandas.DatetimeIndex.month.html" rel="nofollow">^{<cd1>}</a>和<a href="http://pandas.pydata.org/pandas-docs/stable/indexing.html#boolean-indexing" rel="nofollow">^{<cd2>}</a>:</p>
<pre><code>print (s[s.index.month == 2])
1993-02-01 00:00:00+00:00 12
dtype: int64
</code></pre>