title: Python Standard Lib, signal :: AttributeError: module 'signal' has no attribute 'SIGALRM'
body: <p>I am trying to set a function timeout but, I could not succeed.</p>
  
  <p>I run an Example  code from <a href="https://docs.python.org/3/library/signal.html?highlight=signal%20sigalrm#example" rel="nofollow noreferrer">https://docs.python.org/3/library/signal.html?highlight=signal%20sigalrm#example</a></p>
  
  <p>but, I am getting  <code>AttributeError</code>.</p>
  
  <p>I am using python 3.6.3 on Windows10</p>
  
  <p>Here is my code.</p>
  
  <pre><code>\&gt;&gt;&gt; import signal
  \&gt;&gt;&gt; signal.SIGALRM
  Traceback (most recent call last):
    File "&lt;stdin&gt;", line 1, in &lt;module&gt;
  AttributeError: module 'signal' has no attribute 'SIGALRM'
  </code></pre>