擅长:python、mysql、java
<p>有一个办法。在</p>
<pre><code>In [78]: ngram
Out[78]:
0 [hhcb, hcbc, cbcc, bccc, cccd, ccdd, cddh]
1 [fahb, ahba, hbac, bacc]
2 [hchc, chcb, hcbh]
3 [hhhh, hhhh, hhhc, hhcd, hcdc, cdcc]
4 [habb, abbb, bbbb, bbbc, bbcc, bccd, ccdh, cdhd]
dtype: object
In [79]: pd.Series(ngram.sum()).value_counts()[:1]
Out[79]:
hhhh 2
dtype: int64
</code></pre>
<p>用<code>.sum()</code>操作来作弊,它将加入列表。在</p>