code: def phantomjs_retrieve(url, data=None):
      
      range_limit()
      print "pGET", url
      process = subprocess.Popen(['phantomjs', PHANTOM_SCRIPT, url], stdout=subprocess.PIPE)
      out = process.communicate()
      process.wait()
      response = out[0].decode('utf-8', 'ignore')
      status = response[:2]
      body = response[3:] # After the 'ok ' part.
      if status == 'ok':
          return 200, body
      else:
          return 404, body
docs: Retrieve the given URL using PhantomJS.
      PhantomJS will evaluate all scripts and return the HTML after body.onload.
      
      url  - The page URL to retrieve
      data - The form data. TODO: Currently ignored.
  
      Returns a status code (e.g. 200) and the HTML as a unicode string.