<p>I型</p>
<pre><code>sudo pip install "line_profiler"
</code></pre>
<p>我得到了</p>
<pre><code>Downloading/unpacking line-profiler
Could not find a version that satisfies the requirement line-profiler (from versions: 1.0b1, 1.0b2, 1.0b3)
Cleaning up...
No distributions matching the version for line-profiler
Storing debug log for failure in /home/milia/.pip/pip.log
</code></pre>
<p>当我使用</p>
<pre><code>sudo pip search "line_profiler"
</code></pre>
<p>我得到：</p>
<pre><code>django-debug-toolbar-line-profiler - A panel for django-debug-toolbar that integrates
information from line_profiler
line_profiler - Line-by-line profiler.
tracerbullet - A line-by-line profiler that doesn't suck.
</code></pre>
<p>不知怎么的，下划线变成了“-”。我怎么能绕过这个？</p>
