docs: def video(video_type, video_mime, doc=None):
      """Dynamically creates a video type handler for the specified video type"""
      @on_valid(video_mime)
      def video_handler(data, **kwargs):
          if hasattr(data, 'read'):
              return data
          elif hasattr(data, 'save'):
              output = stream()
              data.save(output, format=video_type.upper())
              output.seek(0)
              return output
          elif hasattr(data, 'render'):
              return data.render()
          elif os.path.isfile(data):
              return open(data, 'rb')
  
      video_handler.__doc__ = doc or "{0} formatted video".format(video_type)
      return video_handler