'Add a First Name field to a form description.
Arguments:
form_desc: A form description
Keyword Arguments:
required (bool): Whether this field is required; defaults to False'

def _add_first_name_field(self, form_desc, required=False):

    first_name_label = _(u'First    Name')
    form_desc.add_field('first_name', label=first_name_label, required=required)
