utils.py 文件源码

def register_template_utils(app):
    """Register Jinja 2 helpers (called from __init__.py)."""

    @app.template_test()
    def equalto(value, other):
        return value == other

    @app.template_global()
    def is_hidden_field(field):
        from wtforms.fields import HiddenField
        return isinstance(field, HiddenField)

    app.add_template_global(index_for_role)