擅长:python、mysql、java
<p>使用<a href="http://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.Series.str.replace.html" rel="nofollow noreferrer">^{<cd1>}</a>和<a href="http://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.Index.duplicated.html" rel="nofollow noreferrer">^{<cd2>}</a>和<code>keep=False</code>测试所有重复项,最后测试至少一个匹配项,这意味着<a href="http://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.Index.any.html" rel="nofollow noreferrer">^{<cd5>}</a>至少有一个<code>True</code>:</p>
<pre><code>print (df.columns.str.replace('\.1$', '').duplicated(keep=False).any())
True
</code></pre>