Method _assert_str

lib/sqlalchemy/engine/url.py:228–231

(cls, v: str, paramname: str)

    @classmethod
    def _assert_str(cls, v: str, paramname: str) -> str:
        if not isinstance(v, str):
            raise TypeError("%s must be a string" % paramname)
        return v

    @classmethod
    def _assert_none_str(