text: import gunicorn.app.base
  from gunicorn.six import iteritems
  
  
  class FalconGunicorn(gunicorn.app.base.BaseApplication):
      '''Utility to deploy falcon.API on gunicorn'''
  
      def __init__(self, app, options=None):
          '''Constructor
          Args:
              app (falcon.API): a routed falcon API
              options (dict): a set of options for gunicorn (e.g. workers, port, etc)
          '''
          self.options = options or {}
          self.application = app
          super(FalconGunicorn, self).__init__()
  
      def load_config(self):
          config = dict([(key, value) for key, value in iteritems(self.options)
                         if key in self.cfg.settings and value is not None])
          for key, value in iteritems(config):
              self.cfg.set(key.lower(), value)
  
      def load(self):
          return self.application
  