jinja2.py 文件源码

def renders(name, source, **variables):
    """
    Renders a string as a jinja template. The name is used where
    filename would normally appear in error messages.
    """
    try:
        return Template(source, undefined=WarnUndefined).render(**variables)
    except TemplateError, e:
        raise TaskError("%s: %s" % (name, e))