code: def set_property(self, element, prop, value):
          
          self.browser.execute_script(
              'arguments[0]["%s"] = %s' % (prop, self.__type2js(value=value)), element)
docs: :Description: Modify the given attribute of the target element.
          :param element: Element for browser instance to target.
          :type element: WebElement
          :param prop: Property of target element to modify.
          :type prop: string
          :param value: Value of target element's property to modify.
          :type value: None, bool, int float, string