擅长:python、mysql、java
<p>我会使用一个简单的函数,比如:</p>
<pre><code>def f(x):
if x <= 8000:
x = 'Normal Employee'
elif 8000 < x <= 25000:
x = 'Experienced Employee'
return x
</code></pre>
<p>然后将其应用于<code>df</code>:</p>
<pre><code>df['position'] = df['salary'].apply(f)
</code></pre>