擅长:python、mysql、java
<p>您可以使用:</p>
<pre><code>data=""""","Athens","Barcelona","Brussels"
"Athens",0,3313,2963
"Barcelona",3313,0,1318
"Brussels",2963,1318,0"""
</code></pre>
<hr/>
<pre><code>df = pd.read_csv(pd.compat.StringIO(data),index_col=0) #replace pd.compat..() with filename
df.to_numpy() #df.values
</code></pre>
<hr/>
<pre><code>array([[ 0, 3313, 2963],
[3313, 0, 1318],
[2963, 1318, 0]], dtype=int64)
</code></pre>