title: Python's AttributeError: 'module' object has no attribute 'require_version'
body: <p>I am using <code>Python3.4</code>. I am trying to open an application which supposedly uses <code>Python</code> and can't seem to get it working. I do receive the following error:</p>
  
  <pre><code>Traceback (most recent call last):
    File "pychess", line 24, in &lt;module&gt;
      gi.require_version("Gtk", "3.0")
  AttributeError: 'module' object has no attribute 'require_version'
  </code></pre>