title: Python open a file in a subdirectory - linux
body: <p>Is it possible to open a file for reading in a sub directory without having to use os.listdir()? Something like this maybe? </p>
  
  <pre><code>f1 = open('/SCRIPT/PYTHON/monomer-b/{}'.format(xyzfile)).read()
  </code></pre>
  
  <p>I am running the python script in /SCRIPT/PYTHON  the files that I want to call is in /SCRIPT/PYTHON/monor-b. Any suggestions</p>