擅长:python、mysql、java
<p>如果<code>groupdf1</code>是<code>DataFrame</code>的列表,则将<a href="http://pandas.pydata.org/pandas-docs/stable/generated/pandas.concat.html" rel="nofollow noreferrer">^{<cd3>}</a>与{<cd4>}一起使用,然后用<code>enumerate</code>和{<cd6>}s设置新的列名:</p>
<pre><code>df = pd.concat(groupdf1, axis=1)
df.columns = [f'{x}.{i}' for i, x in enumerate(df.columns, 1)]
#alternative
#df.columns = [f'bucket.{i}' for i in np.arange(1,len(df.columns) + 1)]
</code></pre>