擅长:python、mysql、java
<p>这个对我有用:</p>
<pre><code>>> print(df)
TotalVolume Symbol
2016-04-15 09:00:00 108400 2802.T
2016-04-15 09:05:00 50300 2802.T
>> print(cur_df.set_index(pd.to_datetime(cur_df.index.values) - datetime(2016, 4, 15)))
TotalVolume Symbol
09:00:00 108400 2802.T
09:05:00 50300 2802.T
</code></pre>