title: Having issues with Shebang in ROS cfg file
body: <p>Trying to get a shebang working and any help you can provide would be appreciated.</p>
  <p>Code in cfg file:</p>
  <pre><code>#!/usr/bin/env python
  </code></pre>
  <p>Error I'm getting:</p>
  <pre><code>invalid preprocessing directive #!
      2 | #!/usr/bin/env python
  </code></pre>
  <p>I've also tried other variations like <code>#!/usr/bin/env python3</code> and got the same error.</p>
  <p>Other relevant information:
  python version is 3.8.2</p>
  <p>python locations according to  $ type -a python</p>
  <pre><code>python is /usr/bin/python
  python is /bin/python
  </code></pre>