title: How can I run a Makefile in setup.py?
body: <p>I need to compile <a href="http://icu-project.org" rel="noreferrer">ICU</a> using it's own build mechanism. Therefore the question:</p>
  
  <p>How can I run a Makefile from <code>setup.py</code>? Obviously, I only want it to run during the build process, not while installing.</p>