擅长:python、mysql、java
<p>你没有提供预期的输出,所以我猜了一下</p>
<p><code>df['fastestLapTime'].map(lambda x: sum(x * float(t) for x, t in zip([60.0, 1.0], x.split(':')))</code></p>
<pre><code>0 87.5
1 87.7
2 88.1
3 88.6
4 87.4
5 81.8
6 82.5
7 82.0
8 80.4
9 84.0
</code></pre>