Function _check_is_iterable_of_str

lib/matplotlib/backends/backend_svg.py:291–299

(infos, key)

def _check_is_iterable_of_str(infos, key):
    if np.iterable(infos):
        for info in infos:
            if not isinstance(info, str):
                raise TypeError(f'Invalid type for {key} metadata. Expected '
                                f'iterable of str, not {type(info)}.')
    else:
        raise TypeError(f'Invalid type for {key} metadata. Expected str or '
                        f'iterable of str, not {type(infos)}.')


class RendererSVG(RendererBase):