擅长:python、mysql、java
<p>您可以使用<code>readlines()</code>,它将文本文件转换为列表。你知道吗</p>
<p>例如:</p>
<pre><code>with open('demo.txt') as file:
print(file.readlines()[1]) //fetches second line as I have used indexing here([1])
</code></pre>
<p>预期输出为<code>PID: dd-ddddd-d , VID: 23s , SN: qqqqqqqqq</code></p>
<p>我使用了<code>with open()</code>,因为一旦文件被读取,它就会自动关闭文件。你知道吗</p>
<p>要获得结果:</p>
<pre><code>with open('demo.txt') as file:
second_line = file.readlines()[1]
list_again = second_line.split(',')
</code></pre>
<p>预期输出:<code>['PID: dd-ddddd-d ', ' VID: 23s ', ' SN: qqqqqqqqq \n']</code></p>
<p>现在您可以使用<code>indexing</code>来检索特定的值。你知道吗</p>