title: IOError: [Errno 30] Read-only file system: 'geckodriver.log'
body: <p>I am trying to run a python script by clicking a button on HTML page. Python script uses Selenium Firefox driver to perform some tasks. The script works well when I run it from command prompt but when I try to run it through webpage withing the application. It gives the following error. </p>
  
  <p><div class="snippet" data-lang="js" data-hide="false" data-console="true" data-babel="false">
  <div class="snippet-code">
  <pre class="snippet-code-html lang-html prettyprint-override"><code>  File "C:\Program Files (x86)\Google\google_appengine\google\appengine\tools\devappserver2\python\runtime\stubs.py", line 278, in __init__
      raise IOError(errno.EROFS, 'Read-only file system', filename)
  IOError: [Errno 30] Read-only file system: 'geckodriver.log'</code></pre>
  </div>
  </div>
  </p>
  
  <p>I am using Google App Engine's webapp2 framework and python 2.7</p>
  
  <p>I tried to googling it but couldn't find anything. Any suggestions please, how can I solve this bug. </p>