擅长:python、mysql、java
<p>IIUC:</p>
<pre><code>In [199]: df = pd.DataFrame(np.random.randint(5, size=(5,3)), columns=list('abc'))
In [200]: df
Out[200]:
a b c
0 4 4 0
1 3 3 0
2 4 3 3
3 3 2 0
4 1 0 4
In [201]: df.columns
Out[201]: Index(['a', 'b', 'c'], dtype='object')
In [202]: df, df.columns, df.columns.name = df.iloc[1:], df.iloc[0].astype(str), None
In [203]: df
Out[203]:
4 4 0
1 3 3 0
2 4 3 3
3 3 2 0
4 1 0 4
In [204]: df.columns
Out[204]: Index(['4', '4', '0'], dtype='object')
</code></pre>