def __call__(self, form, form_opts=None, field_args={}):
        raise NotImplementedError()
Generate the string data that for this particular t tag.
dataset/ETHPy150Open mrjoes/flask-admin/flask_admin/form/rules.py/BaseRule.__call__--crossover with--dataset/ETHPy150Open PolicyStat/docx2html/docx2html/core.py/get_t_tag_content