render() {

      let fields = this.props.widget.params.map((field) => {

        return (

          <fieldset className="form-group row" key={field.name}>

            <strong>{field.label}</strong>

            <field.renderTag

              value={this.props.values[field.name] || ""}

              name={field.name}

              onChange={(e) => {

                   'label': 'Text',

                   'name': 'text',

                   'renderTag': 'input',

                   },

              ],

              'position': 'right',

                   'label': 'Hubs',

                   'name': 'hubs',

                   'renderTag': 'input',

                   },

                  {'default': 4,

                   'help': 'The number of requests per page to display.',

                   'label': 'Requests per page',

                   'name': 'per_page',

                   'renderTag': 'input',

                   },

              ],

              'position': 'right',

              viewing the widget, it will only be available in the widget

              configuration.

          render_tag (str): The HTML tag to use when rendering.

      """

      _defaults = {

          "validator": Noop,

          "secret": False,

          "render_tag": "input",

      }

      def __init__(self, name, **kwargs):

          self.name = name

          for attr, default in self._defaults.items():

              setattr(self, attr, kwargs.pop(attr, default))

          for kw in kwargs:

              raise TypeError("Invalid argument: %s" % kw)

              label=self.label,

              default=self.default,

              renderTag=self.render_tag,

              help=self.help,

              )