jinja2.py 文件源码

def get_template(self, template_name):
        try:
            return Template(self.env.get_template(template_name))
        except jinja2.TemplateNotFound as exc:
            six.reraise(
                TemplateDoesNotExist,
                TemplateDoesNotExist(exc.name, backend=self),
                sys.exc_info()[2],
            )
        except jinja2.TemplateSyntaxError as exc:
            new = TemplateSyntaxError(exc.args)
            new.template_debug = get_exception_info(exc)
            six.reraise(TemplateSyntaxError, new, sys.exc_info()[2])