擅长:python、mysql、java
<p>这并不是您所要求的,但可能对您的分析有用。在</p>
<pre><code>def diversity_percentage(df, columns):
"""
This function returns the number of different elements in each column as a percentage of the total elements in the group.
A low value indicates there are many repeated elements.
Example 1: a value of 0 indicates all values are the same.
Example 2: a value of 100 indicates all values are different.
"""
diversity = dict()
for col in columns:
diversity[col] = len(df[col].unique())
diversity_series = pd.Series(diversity)
return (100*diversity_series/len(df)).sort_values()
</code></pre>
<p></p>
^{pr2}$
<p>但是,您总是可以直接返回<em>分集系列</em>,并且只会获得计数。在</p>