擅长:python、mysql、java
<p>通过<code>np.where</code>:</p>
<pre><code>index = (np.where(df.astype(str).applymap(lambda x: x.startswith('Nr.')).values == True))
result = list(zip(index[0],index[1]))
</code></pre>
<p><strong>输出:</strong></p>
<pre><code>[(0, 0), (1, 1), (1, 2), (2, 1)]
</code></pre>