'Return value of field in `display` or `placeholder` mode.'

def get_non_editable_mode_value(self, field_id):

    self.wait_for_field(field_id)
    self.wait_for_ajax()
    return self.q(css='.u-field-{}    .u-field-value    .u-field-value-readonly'.format(field_id)).text[0]
