擅长:python、mysql、java
<p>检查从这两行返回的数据类型</p>
<pre><code>runcmd1 = subprocess.check_output(["usbrh", "-t"])[0:5]
runcmd2 = subprocess.check_output(["usbrh", "-h"])[0:5]
</code></pre>
<p><code>runcmd1</code>和<code>runcmd2</code>应为“double”数据类型,因为它接受<code>20.54</code></p>